Genetics: From Genes to Genomes
6th Edition
ISBN: 9781259700903
Author: Leland Hartwell Dr., Michael L. Goldberg Professor Dr., Janice Fischer, Leroy Hood Dr.
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 12, Problem 11P
For each of the following pairs of chromatin types, which is the most condensed?
| a. | 100 Å fiber or 300 Å fiber |
| b. | 300 Å fiber or DNA loops attached to a scaffold |
| c. | euchromatin or heterochromatin |
| d. | interphase chromosomes or metaphase chromosomes |
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following represents the order of increasingly higher levels of organization of chromatin?
Select one:
O a. looped domain, nucleosome, 30-nm chromatin fiber
O b.
30-nm chromatin fiber, nucleosome, looped domain
C.
nucleosome, looped domain, 30-nm chromatin fiber
O d. looped domain, 30-nm chromatin fiber, nucleosome
nucleosome, 30-nm chromatin fiber, looped domain
е.
Compare and contrast the structure of DNA and RNA.
During Prophase of Mitosis, chromosomes begin to condense and are fully condensed by the time the cell is in Metaphase of Mitosis. Explain how the chromatin organizes itself from the beginning of prophase to metaphase of mitosis.
In the following diagram, what is the correct term for the structures indicated by letter B?
O histones
B
Onucleosome
O linker DNA
GRUN
30 nm Chromatin Fiber
D
C
B
Jule
Chapter 12 Solutions
Genetics: From Genes to Genomes
Ch. 12 - For each of the terms in the left column, choose...Ch. 12 - Many proteins other than histones are found...Ch. 12 - What difference exists between the compaction of...Ch. 12 - What is the role of the core histones in...Ch. 12 - a. About how many molecules of histone H2A would...Ch. 12 - The enzyme micrococcal nuclease can cleave...Ch. 12 - a. What letters are used to represent the short...Ch. 12 - About 2000 G bands are visible in a...Ch. 12 - Suppose you performed a fluorescence in situ...Ch. 12 - Which of the following would be suggested by a...
Ch. 12 - For each of the following pairs of chromatin...Ch. 12 - a. Drosophila b. Humans Give examples of...Ch. 12 - One histone modification that is seen consistently...Ch. 12 - Recently, scientists constructed a transgene that...Ch. 12 - Drosophila geneticists have isolated many...Ch. 12 - On the following figures, genes A and B are on the...Ch. 12 - Prob. 17PCh. 12 - The first page of this chapter displays photos of...Ch. 12 - The human genome contains about 3 billion base...Ch. 12 - The mitotic cell divisions in the early embryo of...Ch. 12 - In an experiment published in the journal Cell in...Ch. 12 - a. What DNA sequences are found at the telomeres...Ch. 12 - Prob. 23PCh. 12 - a. In a fluorescent in situ hybridization FISH...Ch. 12 - If you are comparing the two telomeres in each...Ch. 12 - a. What DNA sequences are commonly found at human...Ch. 12 - On the graphs presented in Problem 21, no data is...Ch. 12 - Prob. 29PCh. 12 - Prob. 30PCh. 12 - In the 1920s, Barbara McClintock, later a Nobel...Ch. 12 - Give at least one example of a chromosomal...Ch. 12 - Cornelia de Lange syndrome CdLS is a rare human...Ch. 12 - a. Give at least three examples of types of...Ch. 12 - A number of yeast-derived elements were added to...Ch. 12 - Prob. 36PCh. 12 - The completely synthetic yeast chromosome Syn III...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Compare and contrast the following terms: Chromatin and chromosomesarrow_forwardThe chromatin is composed of... a. DNA (10%), RNA (30%), and histone proteins (60%)b. DNA (30%), RNA (30%), and histone proteins (40%)c. DNA (60%), RNA (30%), and histone proteins (10%)d. DNA (30%), RNA (10%), and histone proteins (60%)e. none of the abovearrow_forwardDuring Prophase of Mitosis, chromosomes begin to condense and are fully condensed by the time the cell is in Metaphase of Mitosis. Explain how the chromatin organizes itself from the beginning of prophase to metaphase of mitosis.arrow_forward
- Construct a concept map with the following terms: Eukaryotic chromosome, euchromatin, heterochromatin, facultative heterochromatin, constitutive heterochromatin, chromatin, DNA, protein, histones, non-histone proteins, nucleosome, H1, H2A, H2B, H3, H4, octamer, linker DNAarrow_forwardCompare and contrast a chromosome and chromatinarrow_forwardA genetic disease has led to damaged chromatin that a scientist discovered in G1 of interphase. The genetic disease has resulted in the malformation of certain proteins. Given your understanding of the structure of chromatin, please discuss the likely damage this disease may cause.arrow_forward
- If the chromatin is removed from a eukaryotic nucleus, what remains?arrow_forwardCompare and contrast the relationship between chromatin andchromosomes.arrow_forwardDescribe the appearance and composition of chromatin and the structure of nucleosomes. Comment on the significance of histone proteins.arrow_forward
- A scientist adds colchicine, a microtubule polymerization inhibitor, to a cell entering mitosis. At metaphase, the chromosomes of the cell were arranged as shown below. Explain why this arrangement is consistent with the application of colchicine. Predict how colchicine would affect the cell as it attempts mitosis. ofarrow_forwardDefine the following terms: a. chromosome b. chromatinarrow_forwardDNA that makes up Chromosomes is complexed with proteins and is called Chromatin. One of the most important proteins associated with DNA that helps to organize it in the nucleus is called: A. Euchromatin. B. Heterochromatin. C. Histones. D. Centromeres.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Heredity: Principles and Issues (MindTap Co...BiologyISBN:9781305251052Author:Michael CummingsPublisher:Cengage Learning
Human Heredity: Principles and Issues (MindTap Co...
Biology
ISBN:9781305251052
Author:Michael Cummings
Publisher:Cengage Learning
Biology - Intro to Cell Structure - Quick Review!; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=vwAJ8ByQH2U;License: Standard youtube license