a) True or False: Prokaryotes regulate their genes to create homeostasis while eukaryotes regulate to quickly adapt to a changing environment. b) Describe DNA methylation and how it impacts gene regulation. c) Draw a histone that is acetylated and insert below:

a) True or False: Prokaryotes regulate their genes to create homeostasis while eukaryotes regulate to quickly adapt to a changing environment. b) Describe DNA methylation and how it impacts gene regulation. c) Draw a histone that is acetylated and insert below:

Name: a) True or False: Prokaryotes regulate their genes to create homeostas
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Description: a) True or False: Prokaryotes regulate their genes to create homeostasis while eukaryotes regulate to quickly adapt to a changing environment.b) Describe DNA methylation and how it impacts gene regulation.c) Draw a histone that is acetylated and inse

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter9: From Dna To Protein

Section: Chapter Questions

Problem 15SA: Put the following processes in order of their occurrence during expression of a eukaryotic gene: a....

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A) List the steps for gene expression in prokaryotes and eukaryotes. B) Relate the differences in gene expression between prokaryotes and eukaryotes in gene expression regulation and explain what causes those differences.
Which of the following statements about gene expression is false?a) More than one RNA polymerase can be transcribing a specific gene at a given time.b) More than one ribosome can be translating a specific transcript at a given time.c) Translation begins at a site called a promoter.d) Transcription stops at a site called a terminator.e) Some amino acids are coded for by more than one codon.
Which of the following is an explanation for how there can be differential gene expression throughout a multicellular organism? A) There are unique sets of genes present in the different tissues of the organisms B) Some tissues have histones, while other cells do not use histones C) There are unique combinations of transcription factors in different tissues of the organism D) Different tissues throughout the organism use different genetic coding rules .
a) Define the term gene expression b) State 4 difference between prokaryotes and eukaryotes gene expression c) state the importance of regulating gene expression
introns: A)are parts of the new strand replaced with DNA nucleotides during replication B)Are joined together with other introns to make the mature mRNA C)are found in prokaryotic cells D)are binding sites for repressors; therefore introns are involved in controlling gene expression E)do not contain codons or information about proteins; they are removed from the mRNA during splicing/editing of mRNA
Gene Expression: 14) Look at the diagram: a) For each of the molecules in the diagram, identify what type of molecule they are, and label their ends (3',5',N,C). b) For each arrow, name the process and identify the major enzymes involved. c) Where do each of these activities take place in a bacterial cell? In a eukaryotic cell? Draw a picture if it helps you explain it.
In Eukaryotes the following are areas of the gene that contain amino acid sequences information A) Exon’s B) Introns C) Activators D) Promoters
Which of the following is NOT true regarding the genetic code and translation? a) An mRNA is typically translated in only 1 reading frame. b) There are 64 different codons. c) Multiple amino acids may be coded for by a single codon. d) mRNA sequence is the reverse complement of the template strand of DNA.
Expression of a gene, in terms of greater accumulation of the protein it encodes, could be increased by. A) increasing transcription of that gene. B) inhibiting proteases that break down the protein it encodes C) increasing the half life of its MRNA transcript D) A and C E) A, B and C
Which of the following is a possible consequence of a mutation that introduces a premature stop codon in a gene sequence? a) No transcription into an mRNA. Ob) The shortening of an mRNA transcript. c) No binding of the transcription initiation complex. d) The shortening of an amino acids sequence. e) No translation of the mRNA.
26) Eukaryotes are unable to couple transcription and translation because: A) the two processes occur in separate regions of the cell B) they do not have the specialized ribosomes that occur in bacteria C) the genetic code in eukaryotes is incompatible with the formation of polyribosomes D) the mRNA of eukaryotes do not have the appropriate spacers that polycistrons allow for polyribosomes to form E) eukaryotic mRNA molecules are monocistronic. asap please.
Which of the following methods is utilized by eukaryotes to control their gene expression that is different from the type of control found in bacteria? a) control of chromatic remodeling. b) control of RNA splicing. c) transcriptional control. d) control of both RNA splicing and chromatin remodeling.