A Barr body exists for the purpose of

a. protein dosage compensation.
b. insuring fertilization.
c. blocking the activity of the Y chromosome.
d. turning on the SRY gene.
e. activating master genes


A

Biology & Microbiology

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Which process in the diagram causes the greatest insulin release?  



A.  II
B.  III
C.  I
D.  both I and II equally
E.  both II and III equally

Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?

Gather Content
· What do you know about the release of insulin? What other information is related to the question?

Choose Answer
· Given what you now know, what information is most likely to produce the correct answer?  

Reflect on Process
· Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Which of the following is essential in PCR?

A) DNA polymerase B) antisense RNAs C) reverse transcriptase D) DNA primers E) both DNA primers and DNA polymerase

Biology & Microbiology

If it takes many generations for a collection of alleles to coalesce to a single allele, we can infer that:

a. Ne is small. b. Ne is large. c. there are few alleles in the population. d. Ho will be small. e. None of the above.

Biology & Microbiology

Opportunistic infections resulting from AIDS do NOT include

A. bacterial pneumonia B. mycobacterial infections C. toxoplasmosis D. Kaposi's sacoma E. Strokes

Biology & Microbiology