Biology
11th Edition
ISBN: 9781259188138
Author: Peter H Raven, George B Johnson Professor, Kenneth A. Mason Dr. Ph.D., Jonathan Losos Dr., Susan Singer
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 10, Problem 2U
Chromatin is composed of
a. RNA and protein.
b. DNA and protein.
c. sister chromatids.
d. chromosomes.
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Chromosomes are visible under microscope during cell division because
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At prophase, a cell has____________chromosomes, ______________chromatids,and ________________molecules of DNA
explain the difference between chromatin granules and chromosomes
Chapter 10 Solutions
Biology
Ch. 10 - Binary fission in prokaryotes does not require the...Ch. 10 - Chromatin is composed of a. RNA and protein. b....Ch. 10 - What is a nucleosome? a. A region in the cells...Ch. 10 - What is the role of cohesin proteins in cell...Ch. 10 - The kinetochore is a structure that functions to...Ch. 10 - Separation of the sister chromatids occurs during...Ch. 10 - Why is cytokinesis an important part of cell...Ch. 10 - What steps in the cell cycle represent...Ch. 10 - Cyclin-dependent kinases (Cdks) are regulated by...Ch. 10 - Prob. 2A
Ch. 10 - Genetically, proto-oncogenes act in a dominant...Ch. 10 - The metaphase to anaphase transition involves a....Ch. 10 - The main difference between bacterial cell...Ch. 10 - In animal cells, cytokinesis is accomplished by a...Ch. 10 - Regulation of the cell cycle is very complex and...Ch. 10 - Review you knowledge of signaling pathways...Ch. 10 - Compare and contrast how mutations in cellular...
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- Mitosis results in each cell: A. receiving exact copies of all chromosomes of original cell B. donating repaired chromosomes to the original cell C. receiving exactly half of the chromosomes of original cell D. doubling the number of chromosomesarrow_forwardDuring which phase of mitosis do the chromatids become chromosomes? A. Prophase B. Telophase C. Cytokinesis D. Metaphasearrow_forwardHow is a chromosome different from a chromatin? a.)A chromosome is a segment of DNA while chromatin is the DNA itself b.)A chromatin is a segment of DNA while chromosome is the DNA itself c.)Chromosome is tightly coiled DNA while chromatin is loosely coiled DNA d.)Chromatin is tightly coiled DNA while chromosome is loosely coiled DNAarrow_forward
- How would you classify a cell that can make heart or muscle cells, but not other types of cells? A. Totipotent B. Pluripotent C. Multipotent D. Fully differentiatedarrow_forwardCompare and contrast a chromosome and chromatinarrow_forwardwhat subunits are microtubules composed of? a. actin b. amino acids c. tubulin d. glucose e. nucleotidesarrow_forward
- The first level of DNA organization in a eukaryotic cell is maintained by which molecule? a. cohesin b. condensin c. chromatin d. histonearrow_forwardSome cells in your body frequently divide, while others in your body rarely, if ever, divide. a. What type of cell frequently divides? b. What type of cell infrequently divides? c. How would the two cells differ in their interphase?arrow_forwardWhat are the function of chromatin?arrow_forward
- what is the difference between chromatid and chromatin?arrow_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_forwardInterphase is the part of the cell cycle when________ . a. a cell ceases to function b. a cell forms its spindle apparatus c. a cell grows and replicates its DNA d. mitosis proceedsarrow_forward
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