Follow me!">
So if you put it all together the order from smallest to largest is option C a single gene is smaller than a chromosome is smaller than a nucleus. From smallest to largest. Females have two copies of the X chromosome, while males have one X and one Y chromosome. What are the characters Mendel selected for his experiments on pea plant? Asymmetric karyotype is a karyotype which shows a larger difference between the smallest and largest chromosomes of the set. The term chromosome comes from the Greek . Put the following in order from smallest to largest. 2. provide cell sample 5 carbon deoxyribose sugar 2. Why is this not necessarily true? DNA is a sequence of letters that spell out the genetic code. These cookies ensure basic functionalities and security features of the website, anonymously. And, they have median or sub-median centromeres. A. Chromosomes, Gene, DNA B. Chromosome, DNA, Gene C. DNA, Genes, Chromosomes D. Chromosomes, Gene, Histone, DNA "Hyrax: The Little Brother of the Elephant", Peigler, Richard S. ["Wild silks of the world. This test can also let you know if you are at risk of having a child with a genetic condition if you plan on becoming pregnant. Chromosome 21 is one of the 23 pairs of chromosomes in humans.Chromosome 21 is both the smallest human autosome and chromosome, with 45 million base pairs (the building material of DNA) representing about 1.5 percent of the total DNA in cells.Most people have two copies of chromosome 21, while those with three copies of chromosome 21 have Down syndrome, also called "trisomy 21". You also have the option to opt-out of these cookies. Chromosome gene cell C. According to the order from smallest to largest the order will be. All the chromosomes are approximately the same size. The cookie is used to store the user consent for the cookies in the category "Other. From smallest to largest: nucleotide, gene, chromosome, genome. Chromosomes are arranged in pairs according to their size and structure (largest = chromosome pair 1, smallest = 22) The 23rd pair are the sex chromosomes. 186 times. What might be the benefits and dangers of establishing databases on everyone? Compare the Difference Between Similar Terms. Your email address will not be published. Which is the correct order of structure from smallest to largest gene nucleotide chromosome genome? From the above figure you can conclude Chromosomes exist in pairs. Yeast: Origin, Reproduction, Life Cycle and Growth Requirements | Industrial Microbiology, How is Bread Made Step by Step? The cookies is used to store the user consent for the cookies in the category "Necessary". iii) Flemming (1979) introduced the term chromatin for the deeply staining material of nuclei, and (1882) mitosis for the process of division. Shape 5. This section of DNA is known as a(n) answer choices . This test looks for changes, or abnormalities, in the chromosomes that make up your body's DNA, or genetic road map. 3. From smallest to largestDNA where DNA short sequences of nucleotidesgenechromosomenucleussperm cell. Chromosomes contain smaller units of genetic material called DNA. Genes that are found on sex chromosomes are called sex-linked genes. Order the following from smallest to largest. Orientation of Chemical Components of Chromosomes: This cookie is set by GDPR Cookie Consent plugin. 2023 eNotes.com, Inc. All Rights Reserved. Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. Chromosomes. But opting out of some of these cookies may affect your browsing experience. Nucleotide Gene DNA Chromatin Chromatid Chromosome. Genes chromosomes cells nucleus nitrogen base pairsnucleotide. So, the chromatin fibre consists of a DNA double helix to which is attached protein. From smallest to largest: nucleotide, gene, chromosome, genome. Smallest to largest order 2. 4. calculate and communicate results, After having genetic testing done, who explains the results to the patient, What type of therapy might Laurel be a candidate for, cancer-causing and associated genes in white blood cells, health insurance forms typically ask for applicants to list existing or preexisting conditions. In this article we will discuss about:- 1. 2. sex chromosome, either of a pair of chromosomes that determine whether an individual is male or female. assembled at chromosome scale (Chr) with high-quality genome assembly metrics. Chromosome- Chromosomes are made from DNA strands wrapped around proteins. In humans the sex chromosomes consist of one pair of the total of 23 pairs of chromosomes. Genetic testing can pinpoint specific genetic conditions and identify mutated genes. The X and Y chromosomes are not autosomes. DNA is shaped as a double helix and is made up of nucleotides. There are 22 pairs of chromosomes, called autosomes, which match up . These are nothing but DNA tightly coiled around a protein called histone. Nitrogen base pairsnucleotide genes chromosomes nucleus cells. Phophate Nitrogenous base is attached to 1' end of sugar while phosphate is attached to 5' end. Also, all its chromosomes are approximately equal in size. The closer related you are to the person, the better fit you are for the transplant. The cookie is used to store the user consent for the cookies in the category "Analytics". Chromosomes divide into 22 numbered pairs (autosomes) and one pair of sex chromosomes (X and Y). The authors, therefore, concluded that if any linkers are present, they are resistant to protease. Cell nucleus gene chromosome dna organism nucleotide. These has been visualized as being wedge-shaped molecules with two binding sites each. If two chromosomes are broken and they exchange non-homologous segments, this is called a reciprocal translocation. Necessary cookies are absolutely essential for the website to function properly. How should such a program be instituted? Twenty-two of these pairs, called autosomes, look the same in both males and females. A nucleus is a membrane-bound organelle that contains the cells chromosomes. Advertising on our site helps support our mission. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. a. DNA a. gene, chromosome, nucleotide base b. chromosome, gene, nucleotide base c. gene, nucleotide base, chromosome c. none of these is correct DNA (deoxyribonucleic acid) is the cell's genetic material, contained in chromosomes within the cell nucleus and mitochondria. The chromosomes pairs are numbered from largest (number 1) to smallest (number 22). A proteins job is to tell your body what types of physical characteristics you should have, like your hair and eye color. The chromosome number n = 9 is the basic number in many species of. When the chromatin fibre is treated with trypsin, a protein digesting enzyme, a central axis remains. DNA is shaped as a double helix and is made of nucleotides. A chromosome contains many genes. Gregory, T.R. It has a fewer metacentric chromosomes. Deoxyribonucleic acid (DNA) is the material that exists in every cell in your body that holds your genetic code. Figure 8: A karyogram 1. Largest to smallest: Grain of Rice, grain of salt, Human egg cell, Skin cell, Sperm cell, red blood cell, yeast cell, x chromosome, ribosome, Virus, Amoeba Cell, E. Coli Bacterial cell, mitochondrion, glucose molecule, Hemoglobin molecule, Methionine molecule, Adenine molecule, Phospholipid molecule, Water molecule, Carbon atom My strategies honestly consisted of focusing on the sizes I do . This number, along with the visual appearance of the chromosome, is known as the karyotype,[1][2][3] and can be found by looking at the chromosomes through a microscope. Histones occupy both grooves of the DNA molecule. The DNA segment contains additional start and stop codons that are not translated into the corresponding polypeptide. -DNA The cookie is used to store the user consent for the cookies in the category "Performance". You receive one chromosome from each parent to make a pair. DNA - DNA stands for deoxyribose nucleic acid. Explanation: Nucleotide the buiding blocks of DNA are the smallest among the given options.DNA is bigger than gene but smaller than chromosome as DNA fits within a chromosome. A nucleotide of DNA has three components: 1. Within a cell, a DNA double helix is approximately 10 nanometers (nm) wide, whereas the cellular organelle called a nucleus that encloses this DNA can be approximately 1000 times bigger (about 10 m). Latest answer posted September 19, 2015 at 9:37:47 PM. There are an estimated 3 billion bases in a humans body. View the full answer. chromosomes. Codon 4. and Kryukov A. Genes are the building blocks for your body. b. Nucleotide Gene DNA Chromatin Chromatid Chromosome. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. In a human karyotype, autosomes or "body chromosomes" (all of the non-sex chromosomes) are generally organized in approximate order of size from largest (chromosome 1) to smallest (chromosome 22). The cell is the basic biological unit of the organism so an organism is made up of one or more cells. Chromosome: Chromosomes are the threadlike structures located inside the nucleus of animal and plant cells. Coming to a Cleveland Clinic location?Hillcrest Cancer Center check-in changesCole Eye entrance closingVisitation, mask requirements and COVID-19 information, Notice of Intelligent Business Solutions data eventLearn more. Mitosis, Meiosis, and Fertilization. There are a variety of genetic tests that use a sample of your blood, skin, hair or a fetuss amniotic fluid to identify changes to your genes, chromosomes or proteins in your body. Although hydrogen has a lower atomic number than helium, the calculated radius of the hydrogen atom is about 70% larger. Hello, Kind of confused with regards the size order of the following: cell, nucleus, chromosome, gene and DNA. According to the order from smallest to largest the order will be. Share Your PPT File. There are different interpretations as to how the protein is associated with DNA: a) According to one interpretation, in the case of protamines the small groove of the DNA molecule is occupied by the polypeptide chains. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. Predictive testing is possible Genetic mutations occur during cell division when your cells divide and replicate. This is because the 23rd pair refers to the sex chromosomes with sex-specific genes. Smallest to largest- - 18683701. godspeedgamingof godspeedgamingof 10/27/2020 Biology High School answered Smallest to largest- . 2n = 6 for females and 7 for males. How do DNA genes chromosomes and genomes relate to one another. Place the components in order, from smallest to largest.1. The autosomes (chromosomes other than sex chromosomes) were numbered by decreasing length 1 being the largest and 22 should be the smal. In this study, the microscopic image of the complete blade cross section was realized using X-ray micro . GENE: Is a segement of DNA responsible for expression of one character. The smallest unit of chromosome (by electron microscopy) is the fibril, which is 100 A thick. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. It has almost 3,000 genes on it. A gene is a segment of DNA that provides the code . The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". You inherit your genes from your parents. In contrast, asymmetric karyotype has few metacentric chromosomes. In fact, it represents a primitive state. Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). different populations have different characteristic frequencies, The technique of _____ attempts to correct certain genetic disorders, A human female has ____ pairs of autosomes and the sex chromosome complement of, Traits that are at least partly determined by the environment are called, Which of the following is the genetic material in Molecular and Applied Microbiology, and PhD in Applied Microbiology. DOI: 10.1023/A:1016703127516. Typically haploid with dominant gametophyte stage. Like many species of animals and plants, humans are diploid ( 2n ), meaning that most of their chromosomes come in matched sets known as homologous pairs. Symmetric karyotype is not considered as an advanced feature compared to asymmetric karyotype. DNA constantly replicates itself by making hand-written copies of your bodys instruction manual using the chunks of bases that form the words. The 2 male sex chromsomes are _____. Required fields are marked *. Cleveland Clinic Community Care puts patients first by offering comprehensive, coordinated, personalized healthcare. Based on similar diagram in Reece et al. In G. arboreum, chromosome 05 had the highest number of genes (14), followed by 9 genes on chromosome 13; the lowest number of genes (1) was found on chromosome 10. The list of organisms by chromosome count describes ploidy or numbers of chromosomes in the cells of various plants, animals, protists, and other living organisms. And we go down to the smallest chromosomes, the ones with the largest numbers. -NUCLEOTIDE (2015). How are mitosis and meiosis similar and different? )", "Chromosome number and secondary constriction variation in 51 accessions of a citrus germplasm bank", "Karyological studies in ten species of Citrus(Linnaeus, 1753) (Rutaceae) of North-East India", https://dx.doi.org/10.1590/S1516-89132008000200003, "Ribosomal DNA in diploid and polyploid Setaria (Poaceae) species: number and distribution", "A New Nomenclature of Xenopus laevis Chromosomes Based on the Phylogenetic Relationship to Silurana/Xenopus tropicalis", "Genome size, cytogenetic data and transferability of EST-SSRs markers in wild and cultivated species of the genus Theobroma L. (Byttnerioideae, Malvaceae)", "Chromosome numbers of the 59 species of Eucalyptus L'Herit. What is the mood of Salem at the , Terkadang pula karena lagu-lagu semacam ini tanpa sadar air, The Connection Between These Two Authors Is T, Exodor newest area in TERA. The Chromosome has a very tiny structure. Wild relatives have 2n=16. Solved Put These In Order Of Size From The Largest To Smallest Chromosome Dna Nucleus Gene Nitrogen Base Cell, A chromosome is a subpart of a persons genes while DNA is a, Tye Sheridan Ana de Armas John Leguizamo and Helen Hunt. To sort the chromosomes, a cytogeneticist will compare chromosome length, the placement of centromeres (the areas where the two chromatids are joined), and the location and sizes of G-bands. Rank the following items in order from largest to smallest: cell, chromosome, gene, DNA, organism, nucleus. Gene: A gene is the basic physical and functional unit of heredity. Furthermore, symmetric karyotype has more metacentric chromosomes while asymmetric karyotype has few metacentric chromosomes. Avoid smoking and using tobacco products. Just like a thread wound around a cardboard tube. nucleus. A gene is therefore composed of many pairs of nucleotides. Get useful, helpful and relevant health + wellness information. . The X and Y chromosomes are not autosomes. How do genetic test results differ from this. From largest to smallest, the order of the set is 0.7, 0.33, 0.045. The largest fragments are near the top of the gel (negative electrode, where they began), and the smallest fragments are near the bottom (positive electrode). The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. on the b. -CHROMOSOME A chromosome is a subpart of a persons genes while DNA is a part of the chromosome. This cookie is set by GDPR Cookie Consent plugin. 9th grade. Other ant species have more chromosomes. In flowering plants, scientists have observed a predominant trend towards the asymmetric karyotype. The 46 . The cookies is used to store the user consent for the cookies in the category "Necessary". Holes with a diameter of 50-100 nm are typically sealed by endocytosis or ESCRT-mediated outward scission, whereas the largest holes of more than 100 nm could require patching by . DNA: DNA stands for "deoxyribose nucleic acid.". (With Methods)| Industrial Microbiology, How is Cheese Made Step by Step: Principles, Production and Process, Enzyme Production and Purification: Extraction & Separation Methods | Industrial Microbiology, Fermentation of Olives: Process, Control, Problems, Abnormalities and Developments. Meiosis DRAFT. Arrange the numbers from smallest to largest and find the middle number. The length of the tube is 3.5 m and its modulus of elasticity is 73 GPa. Chromosome 1 is the largest human chromosome, spanning about 249 million DNA building blocks (base pairs) and representing approximately 8 percent of the total DNA in cells. Genes are composed of DNA, they are the units of inheritance and they specify particular proteins, Distinguish between Mendelian trait and multifactoral trait, Mendelian traits are determined by one gene, Distinguish between genomics and proteomics, Genomics is the new field of investigating how genes interact and comparing genomes The cookie is used to store the user consent for the cookies in the category "Other. 6. Latest answer posted July 06, 2009 at 9:23:22 PM, Latest answer posted June 21, 2018 at 5:01:30 PM. Answer (1 of 7): Smallest is gene. The traits of an organism are passed to its offspring on small coded strands of DNA material called. Preview this quiz on Quizizz. The sex-determination system used by this species and most other bryophytes is called UV. Keep your DNA, genes and chromosomes in working order by living a healthy lifestyle. Nucleotide gene chromosome genome. Human cells contain 23 such pairs or 46 chromosomes. Chromosomes are different sizes, and proteins called histones allow them to pack up small enough to fit in a nucleus. Does the chromosome contain a single strand or multiple strand of DNA? Which Of The Following Is In The Correct Order From The Smallest To The Brainly Com. A chromosome is a long strand of DNA which is coiled up with various proteins. If chromosomes didnt wrap around DNA, your DNA would be 6 feet long from end to end. The outside of a DNA consists of alternating sugar (deoxyribose) and phosphate atoms whereas the interior "rungs" of the DNA "ladder" and consist of the either adenine, thymine, cytosine, or guanine. Advertisement Advertisement New questions in Biology. There are two types of nucleic acids, DNA and RNA. You receive one copy of a gene from each parent (one from the egg and one from the sperm). DNA can be found in each cell in your body. Chromosomes are structures that look like thread, which live in the nucleus (center) of cells. An organism is made up of a number of cells. Codon - a set of three nucleotides that codes for a particular amino acid via a tRNA's anticodon during protein synthesis. Wiki User. Chromosomes are visible only during the metaphase of cell division. The coordination of various functions is brought about through the formation of enzymes, which are complex protein molecules. Can cockroaches be fused together with their Brain Juice? It is the biomolecule that contains genetic information. "Cytotaxonomical Diagnostics of Species from the Genus Cricotopus (Chironomidae, Diptera)", "Rapid and parallel chromosomal number reductions in muntjac deer inferred from mitochondrial DNA phylogeny", National Center for Biotechnology Information, "Evidence for Karyotype Polymorphism in the Free-Living Flatworm, Macrostomum lignano, a Model Organism for Evolutionary and Developmental Biology", "Marchantia polymorpha: Taxonomy, Phylogeny and Morphology of a Model System", "Evidence for a Common Origin of Homomorphic and Heteromorphic Sex Chromosomes in Distinct Spinacia Species", "Genotoxicity of silver nanoparticles in Vicia faba: a pilot study on the environmental monitoring of nanoparticles", "The karyotype of the yellow dung fly, Scathophaga stercoraria, a model organism in studies of sexual selection", "First of six chromosomes sequenced in Dictyostelium discoideum", "Chromosomal structures and repetitive sequences divergence in Cucumis species revealed by comparative cytogenetic mapping", "Chromatin Ring Formation at Plant Centromeres", "High frequency microcloning of Aloe vera and their true-to-type conformity by molecular cytogenetic assessment of two years old field growing regenerated plants", "G-banded chromosomes and the evolution of macropodidae", "The genome of the blood fluke Schistosoma mansoni", "Chromosome dynamics visualized with an anti-centromeric histone H3 antibody in Allium", "Quantitative PCR-based genome size estimation of the astigmatid mites Sarcoptes scabiei, Psoroptes ovis and Dermatophagoides pteronyssinus", "Characterization of centromeric histone H3 (CENH3) variants in cultivated and wild carrots (Daucus sp. Protamines should occur in association with the chromosomes in the sperm of some animals, instead of the histone found in other nuclei, may be related to the smaller size of the protamine molecule allowing the chromosomes to become more compact. from what I've seen online there are a lot of different answers, but the most common one is (in descending order in terms of size): Cell Nucleus DNA Chromosome Gene But, I've just been studying this . Only one PC member was found on . The sequence of the three nitrogen bases codes for one molecule of a particular amino acid, it constitutes a triplet codon. Males have XY sex chromosomes and females have XX sex chromosomes. The sex chromosomes are called X and Y. 5. Symmetric and asymmetric karyotype are the two types of karyotypes based on the difference between the smallest and largest chromosomes in the set. This cookie is set by GDPR Cookie Consent plugin. In addition there is a pair of sex- chromosomes or heterosomes which carry the genes for determination of sex. I think its nucleus and chromosome and a gene that are arranged for largest to smallest. An X chromosome contains genes for female development, while a Y chromosome contains genes for . In, Where does Act Four open. The other 22 pairs of chromosomes are called autosomes. Study with Quizlet and memorize flashcards containing terms like Place the following terms in size order, from largest to smallest, based on the structures or concepts they represent: chromosome, gene pool, gene, DNA, genome, Difference between an autosome and a sex chromosome, Distinguish between genotype of phenotype and more. Which part of the male reproductive system store the sperm? DNA is the smallest part that together with proteins forms a chromosome. One molecule of DNA and one protein make up one chromosome. Nucleotide: 1 Chromosome: 4 Gene: 3 Codon: 2. It has evolved through structural chromosome changes. 1. We also use third-party cookies that help us analyze and understand how you use this website. In order from largest to smallest, we have: organism, cell, nucleus, DNA, chromosome, gene. 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. Genome size refers to the amount of DNA contained in a haploid genome expressed either in terms of the number of base pairs, kilobases (1 kb = 1000 bp), or megabases (1 Mb = 1 000 000 bp), or as the mass of DNA in picograms (1 pg = 1012 g). Representing Chromosome Set of Species. Biology Discussion, 12 July 2016, Available here. The acidic proteins have enzymatic activities. In a human karyotype, autosomes or "body chromosomes" (all of the non-sex chromosomes) are generally organized in approximate order of size from largest (chromosome 1) to smallest (chromosome 22). There are four nucleotides (A, G, T, C) which arrange in pairs to form the long double strands typical of DNA molecules. 10 autosomal and 2 allosomic (sex) chromosomes. Chromosome proteins (histones) wrap up DNA like a spool to make it small enough to fit into your cells. The purpose of genes is to store information. Terms in this set 31 put the following in order from smallest to largest. What are 2 negative effects of using oil on the environment? . Polymerase II transcribes the largest loops, and the smallest loops are . Humans normally have 46 chromosomes in each cell, divided into 23 pairs. Two members of different races may have more alleles in common than two members of the same race, The alleles in a population constitute the, The latest DNA analysis indicates that modern dogs descended from, A gene may have many alleles but each individual has only two alleles because, a person has two parents who each contribute one allele, The ____ refers to the allele combinations for particular genes while ___ is the expression of that allele combination, Linda and Ben request prenatal genetic testing to determine if their unborn child has down syndrome. There are two types of karyotypes as symmetric and asymmetric karyotype. Suppose that there is no atmosphere to get in the way of this one molecule bouncing up and down on the desk. The program should have as much security on it, as the white house does. The information for the synthesis of these protein molecules is contained in the DNA molecules in the sequence of nitrogen bases. So, the DNA is present as a continuous thread in each chromatid. chromosome. Treatment of DNA filaments by protease failed to break up the filaments. [4] The preparation and study of karyotypes is part of cytogenetics. Chromosomes give your cells the actual instructions to make you into a unique person. Which is smaller DNA or chromosomes? packaging of DNA in Eukaryotes.largest chromosome and smallest chromosome.types of chromosomes.metacentric.submetacentric.Acrocentric.Telocentric. We also use third-party cookies that help us analyze and understand how you use this website. Genes are small sections of DNA within the genome that code for proteins. The nucleus contains chromosomes. Answer: Nitrogenous bases,gene, dna, chromosomes. Which is the correct order of structure from smallest to largest quizlet. Which is smaller nucleus gene chromosome or cell? A symmetric karyotype has more metacentric chromosomes while an asymmetric karyotype has more acrocentric chromosomes. Souza, Margarete Magalhes, Telma N. Santana Pereira, and Maria Lcia Carneiro Vieira. Gene . Answer (1 of 3): The smallest human chromosome is chromosome 21 at 46,709,983 base pairs in the model genome. Karyogram = Diagram/photo of chromosomes in a cell arranged into homologous pairs and in sequence. Before sharing your knowledge on this site, please read the following pages: 1. haploid chromosome length, C: chromosome length, R: ratio between the largest and the smallest chromosomes in the complement, r: arm ratio , A 1 and A 2 : intra- and interchromosomic asymmetry . 1) nucleotide, codon, gene, chromosome O2) codon, nucleotide, gene, chromosome 3) nucleotide, codon, chromosome, gene 4) codon, nucleotide, chromosome, gene. 9500 Euclid Avenue, Cleveland, Ohio 44195 |, Important Updates + Notice of Vendor Data Event, (https://www.genome.gov/genetics-glossary/Deoxyribonucleic-Acid), (https://medlineplus.gov/genetics/understanding/basics/dna/), (https://www.yourgenome.org/facts/what-is-dna), Visitation, mask requirements and COVID-19 information. -CODON What is the difference between DNA, chromosomes and genes? Individuals having two X chromosomes (XX) are . Russian Journal of Genetics 37(7):796-806. The length of chromosomes varies from 1 (some fungi) to 30 (Trillium). Humans should have 23 pairs of chromosomes (46 total). Size 6. Calculate the typical height that the air molecule will be above your desk, so that MgykBT.M g y \approx k_{B} T.MgykBT. From smallest to largest: nucleotide, gene, chromosome, genome. When you have a genetic mutation, your body cant develop normal form and function. chromosome, gene, nucleotide, DNA molecule O nucleotide, gene, DNA molecule, chromosome . The concept of symmetrical or asymmetrical was developed by Levitzky in 1931. These very unusual chromosomes are called 'lampbrush chromosomes' due to their resemblance to the brushes used in earlier times to clean kerosene lamps. Ans) B chromosome white blood cell liver Males have XY sex chromosomes and females have XX sex chromosomes. Meanwhile, an asymmetric karyotype is a karyotype showing a large difference between the smallest and largest chromosomes of the set. The sex chromosomes of human beings and other mammals are designated by scientists as X and Y. Also, under certain conditions, the DNA may break into segments 100 in length. Put the following into order from smallest to largest: DNA, gene, chromosome; Which is larger, a chromosome or a nucleotide? These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc.