Exam 10: Gene Control

MATCHING Choose the one most appropriate answer for each. a.a condensed X chromosome b.protein that combines with DNA all along its length c.attaches or detaches from operator to regulate transcription d.portion of the operon that binds RNA polymerase e.gene capable of inducing cancerous transformations f.genes controlling the development of the body plan g.the mutated form is associated with breast cancer h.binding sites on DNA where certain regulatory proteins increase transcription rates -post-translational control

In prokaryotes, most of the control of gene expression is at the ____ level.

Which of the following statements is false concerning X chromosome inactivation?

The following questions refer to the figure above. -The figure illustrates

Classification.Choose the proper item below for the following statements. a.operon b.operator c.promoter d.lactose e.regulator gene -Why is SRY considered to be a master gene?

A mammalian female's

Differentiation is the process by which cells

Mutation of the B group gene in Arabidopsis thaliana affects development in its flower's

Nuclear pore complexes allow RNA transcripts to pass to the cytoplasm only when the transcripts

MATCHING Choose the one most appropriate answer for each. a.a condensed X chromosome b.protein that combines with DNA all along its length c.attaches or detaches from operator to regulate transcription d.portion of the operon that binds RNA polymerase e.gene capable of inducing cancerous transformations f.genes controlling the development of the body plan g.the mutated form is associated with breast cancer h.binding sites on DNA where certain regulatory proteins increase transcription rates -transcript processing

MATCHING Choose the one most appropriate answer for each. a.a condensed X chromosome b.protein that combines with DNA all along its length c.attaches or detaches from operator to regulate transcription d.portion of the operon that binds RNA polymerase e.gene capable of inducing cancerous transformations f.genes controlling the development of the body plan g.the mutated form is associated with breast cancer h.binding sites on DNA where certain regulatory proteins increase transcription rates -transport control

Classification.Choose the proper item below for the following statements. a.operon b.operator c.promoter d.lactose e.regulator gene -Explain why grandsons of boys who survived a famine lived longer than grandsons of boys who did not experience the famine?

The obvious advantage of the lactose operon is that

Which of the following causes DNA to wrap tightly around histones essentially preventing transcription?

The rate at which mRNA is processed by ribosomes is an example of

Classification.Choose the proper item below for the following statements. a.operon b.operator c.promoter d.lactose e.regulator gene -A mythical mutation is in fruit flies is called hairless gene.What would you suspect the homeotic gene is in control of?

MATCHING Choose the one most appropriate answer for each. a.a condensed X chromosome b.protein that combines with DNA all along its length c.attaches or detaches from operator to regulate transcription d.portion of the operon that binds RNA polymerase e.gene capable of inducing cancerous transformations f.genes controlling the development of the body plan g.the mutated form is associated with breast cancer h.binding sites on DNA where certain regulatory proteins increase transcription rates -BRCA1

Classification.Choose the proper item below for the following statements. a.operon b.operator c.promoter d.lactose e.regulator gene -In female mammals, most genes on one of the two X chromosomes are permanently inaccessible, and this phenomenon is called __________.

The conversion of proteins by the removal of a portion of polypeptide chain is an example of

MATCHING Choose the one most appropriate answer for each. a.a condensed X chromosome b.protein that combines with DNA all along its length c.attaches or detaches from operator to regulate transcription d.portion of the operon that binds RNA polymerase e.gene capable of inducing cancerous transformations f.genes controlling the development of the body plan g.the mutated form is associated with breast cancer h.binding sites on DNA where certain regulatory proteins increase transcription rates -histone