Biology: Concepts and Applications (MindTap Course List)
9th Edition
ISBN: 9781285427812
Author: Cecie Starr, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 8, Problem 5SQ
Summary Introduction
Introduction:
Chromosome is a structure containing DNA and associated proteins. It carries a part or complete genetic information that is present in a cell.
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Students have asked these similar questions
In eukaryotic chromosomes, DNA wraps around_____ . a. histone proteins d. centromeres b. sister chromatids e. nucleosomes c. the double helix f. mutations
In nucleosome, the DNA is wrapped around
a. histones
b. ribosomes
c. polymerase molecule
d. a thymine dimer
Chromosomes are visible under microscope during cell division because
a. Thickening of chromatins
b. Disappearance of the nucleoli
c. Disintegration of the nuclear membrane
d. Duplication of the DNA
Chapter 8 Solutions
Biology: Concepts and Applications (MindTap Course List)
Ch. 8 - Which is not a nucleotide base in DNA? a. adenine...Ch. 8 - What are the base-pairing rules for DNA? a. A-G,...Ch. 8 - Prob. 3SQCh. 8 - Prob. 4SQCh. 8 - Prob. 5SQCh. 8 - Prob. 6SQCh. 8 - Prob. 7SQCh. 8 - When DNA replication begins, _______ . a. the two...Ch. 8 - DNA replication requires ________ . a. DNA...Ch. 8 - Prob. 10SQ
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- In eukaryotic chromosomes, DNA wraps around _________. a. histone proteins c. centromeres b. sister chromatids d. nucleosomesarrow_forwardThe correct order of compaction from least compacted to most compacted would beThe correct order of compaction from least compacted to most compacted would be __________. A. naked DNA, 30-nm fiber, nucleosome, loop domain, metaphase chromosome B. naked DNA, loop domain, 30-nm fiber, nucleosome, metaphase chromosome C. naked DNA, nucleosome, 30-nm fiber, loop domain, metaphase chromosome D. naked DNA, metaphase chromosome, loop domain, 30-nm fiber, nucleosomearrow_forwardThe nuclear matrix composition: a. lamina, nucleosome b. cortex, lamina, c. nucleosome d. lamina, interchromatin networkarrow_forward
- After DNA replication, a eukaryotic chromosome______ . a. consists of two sister chromatids b has a characteristic X shape c. is constricted at the centromere d. all of the abovearrow_forwardQUESTION 6 contains transcribed genes. A. Telomeric chromatin B. Centromeric chromatin C. Heterochromatin D. Euchromatin O E. Epichromatinarrow_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
- Which of the following cell types will most likely reach cell senescence after many rounds of replication? A. Adult stem cells B. Cancer cells C. Normal adult somatic cells D. Embryonic stem cellsarrow_forwardD. Organelle A. Two identical that builds copies of DNA microtubule "highways" to guide DNA B. "staple" that holds DNA copies together C. DNA that is same length and has same instructions; one from mother and one from father Match the labeled structures to their proper term.arrow_forwardDefine the following terms and their relationships to one another:A. interphase chromosomeB. mitotic chromosomeC. ChromatinD. heterochromatin e. histonesF. Nucleosomearrow_forward
- Morphology of Chromosomes can bebest studied at ______A. Interphase B. ProphseC. Metaphase D. Zygotenearrow_forward…arrow_forwardWhich of the following statements about chromosomes and centromeres is INCORRECT?(choose the letter that corresponds to the answer) A. A centromere is a constriction visible on metaphase chromosomes. B. Centromere position is a useful marker for dividing chromosomes into karyotype groups. C. Centromeric protein-A replaces histone H3 in nucleosomes found at the centromere. D. Acentric and dicentric chromosomes are genetically stable chromosomes.arrow_forward
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