berg_8e_testbank_chapter32[1] - Chapter 32 The Control of...

This preview shows page 1 - 6 out of 12 pages.

We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Fundamentals of Organic Chemistry
The document you are viewing contains questions related to this textbook.
Chapter 15 / Exercise 15.20
Fundamentals of Organic Chemistry
McMurry
Expert Verified
Chapter 32 The Control of Gene Expression in EukaryotesMultiple-Choice Questions1)The existence of stable cell types is due to differences in _____.A)the genomeB)the epigenomeC)histone acetylase activityD)transposable elementsE)None of the answers is correct.Answer: B
Section: Introduction2)What eukaryotic DNA binding structure is similar to the prokaryotic helix-turn-helix?
Section: 32.23)What is the complex of protein subunits that acts as a bridge between transcription factorsand RNA polymerase II?
We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Fundamentals of Organic Chemistry
The document you are viewing contains questions related to this textbook.
Chapter 15 / Exercise 15.20
Fundamentals of Organic Chemistry
McMurry
Expert Verified
Section: 32.24)What phenomenon allows for the generation of multiple distinct cell types?
Section: 32.25)What is the complex of DNA and associated proteins in the eukaryotic cell?A)chromosomeB)chromatid C)chromatinD)karyotypeE)None of the answers is correct.Answer: C
Section: Introduction6)What are binding sites, present on DNA, that bind regulatory proteins, resulting in an increased level of transcription for a gene that is distant from the binding site?
Section: 32.2
7)What are proteins that act in a coordinated manner with hormone receptors to mediate gene expression?
Section: 32.38)What enzyme has a role in repression of eukaryotic gene expression?
Section: 32.39)Which of the following elements is found in the active site of the Argonaute-miRNA complex?A)magnesiumB)calciumC)zincD)ironE)copperAnswer: A
Section: 32.410)Which of the following causes a decrease in transferrin receptor levels and an increase in ferritin levels?
Section: 32.4Fill-in-the-Blank Questions11)One of the classes of eukaryotic DNA-binding units is called bZip proteins because it haslong α-helices stabilized by the amino acid __________________.
12)The ______________ histone seals off the nucleosome at the location at which the linker DNA enters and leaves.
Section: 32.113)A zinc finger domain is stabilized by a bound zinc ion through interactions with two __________ and two ______________ residues.
Section: 32.214)DNA regions that serve as binding sites for transcription factors which can act at a distance to perturb the local chromatin structure are called _________________.
Section: 32.215) The human genome contains genes for about _______________ proteins.
Section: Introduction16)The repeating unit formed by the DNA wrapping around the histone core is called a(n)_________________.
Section: 32.117)The technique ______________________ has been used to show that in eukaryotes, chromatin structure blocks a large number of potential protein binding sites.
Section: 32.3
18)Seventy percent of the cytosines in human DNA are modified by methylation specificallyin _______________ sequences.
Section: 32.319)When a steroid hormone receptor binds its ligand, it induces a conformational change in the ligand-binding domain which allows the binding of a(n) _______________.
Section: 32.320)Ferritin mRNA includes a 5′ stem-loop structure and binds a(n) _______________, whichblocks the initiation of translation under low iron conditions.
Section: 32.4Multiple-Choice Questions21)Which of the following are ways in which eukaryotic gene expression is more complex than prokaryotic gene expression? A)different cell types that express only a subset of the genes in the genomeB)the lack of DNA binding proteins to direct gene expressionC)the inaccessibility of the DNA in chromatinD)A and B are correct.E)A and C are correct.Ans:
E Section: Introduction

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture