Inquiry into Life
16th Edition
ISBN: 9781260482638
Author: Mader, Sylvia
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 3, Problem 7A
The combination of DNA and protein in the nucleus of a eukaryotic cell is called:
a. nucleoplasm
b. plasmids
c. nucleoids
d. chromatin
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5) The process by which a cell copies its DNA before it divides is called:
A) DNA replication
B) Transcription
C) Mitosis
D) Translation
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
In nucleosome, the DNA is wrapped around
a. histones
b. ribosomes
c. polymerase molecule
d. a thymine dimer
Chapter 3 Solutions
Inquiry into Life
Ch. 3.1 - Explain why cells are the basic unit of life.Ch. 3.1 - List the basic principles of the cell theory.Ch. 3.1 - Prob. 3LOCh. 3.1 - Prob. 1QTCCh. 3.1 - Prob. 2QTCCh. 3.1 - Prob. 1CYPCh. 3.1 - Prob. 2CYPCh. 3.1 - 3. Describe the metabolic challenges of a large...Ch. 3.2 - Describe the fundamental components of a bacterial...Ch. 3.2 - Identify the key differences between the archaea...
Ch. 3.2 - Explain the function of the plasma membrane.Ch. 3.2 - Identify the key bacterial structures and their...Ch. 3.2 - Explain the general differences between a...Ch. 3.3 - Recognize the structure and function of the...Ch. 3.3 - Prob. 2LOCh. 3.3 - Prob. 3LOCh. 3.3 - Explain the function of the cell wall in...Ch. 3.3 - Describe how the endomembrane system acts as a...Ch. 3.3 - Prob. 3CYPCh. 3.4 - Compare and contrast the structural differences...Ch. 3.4 - Identify the cellular structures that are composed...Ch. 3.4 - Explain the purpose of cilia, flagella, and...Ch. 3.4 - Identify the structural makeup of actin filaments,...Ch. 3.4 - Prob. 2CYPCh. 3.4 - Prob. 3CYPCh. 3.5 - Define endosymbiosis.Ch. 3.5 - Describe how the endosymbiotic theory explains...Ch. 3.5 - Prob. 1CYPCh. 3.5 - Prob. 2CYPCh. 3 - Prob. S1.2BYBCh. 3 - Prob. S2.3BYBCh. 3 - Prob. S2.6BYBCh. 3 - The cell theory states: a. Cells form as...Ch. 3 - As the size of a cell decreases, the ratio of its...Ch. 3 - Prob. 3ACh. 3 - Prob. 4ACh. 3 - Small circular pieces of DNA that are found in the...Ch. 3 - Eukaryotic cells contain a. a nucleus b. DNA c....Ch. 3 - The combination of DNA and protein in the nucleus...Ch. 3 - Prob. 8ACh. 3 - Prob. 9ACh. 3 - Prob. 10ACh. 3 - Prob. 11ACh. 3 - Prob. 12ACh. 3 - Prob. 13ACh. 3 - Prob. 14ACh. 3 - Prob. 1TCCh. 3 - Why does the science of synthetic biology still...Ch. 3 - Prob. 3TC
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- In eukaryotic chromosomes, DNA wraps around _________. a. histone proteins c. centromeres b. sister chromatids d. nucleosomesarrow_forwardA small nonessential circular DNA molecule in prokaryotes is called a: a. plasmid b. telomere c. bacteriophage d. prophagearrow_forwardDNA is a large molecule and is wrapped around proteins called: a. Histones O b. Ligase c. Polymerase O d. Chromatinarrow_forward
- Define the following terms:a. nucleoplasmb. chromatin fiberc. nuclear matrixd. nucleoluse. nuclear envelopearrow_forward6) What phase of the cell cycle would be altered, and what would change if you treated a cancer cell with a drug that a) interfered with DNA replication. b) stopped the spindle fibers from elongating.arrow_forwardExplain how DNA is packed into chromosomes in eukaryotic cells.arrow_forward
- DNA 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_forwardWhich of the following best describes the difference between interphase and mitosis? a) During interphase, DNA has a loose structure that condenses during mitosis. b) During interphase, histones help compact DNA into chromosomes. And once mitosis starts, histones are destroyed. c) During interphase, DNA is tightly packed into chromosomes that uncoil once mitosis starts. d) During interphase, DNA is packed as chromosomes. And during mitosis, DNA is called chromatin. Please I need a surely answer and a quicker responsearrow_forwardThe cell division process that cells in culture undergo includes the following stages in temporal order: O a) Telophase, anaphase, prophase, metaphase O b) Anaphase, metaphase, prophase, telophase O c) Metaphase, prophase, telophase, anaphase O d) Prophase, metaphase, anaphase, telophasearrow_forward
- The DNA in a cell associates with proteins to form chromatin. What is a nucleosome?arrow_forwardConsider a human lover cell vs a cheek cell: Explain whether the following components are identical/very similar in the two cells d.rRNA e. Proteinarrow_forwardThe first level of DNA organization in a eukaryotic cell is maintained by which molecule? a. cohesin b. condensin c. chromatin d. histonearrow_forward
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