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Genetics

Study Pack

Set 9 Dna Structure And Analysis

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Question 1

(Multiple Choice)

Free
Regarding the structure of DNA, the covalently arranged combination of a deoxyribose and a nitrogenous base would be called a(n) _.

A) ribonucleotide
B) nucleotide
C) nucleoside
D) monophospate nucleoside
E) oligonucleotide

Answer

Question 2

(Multiple Choice)

Free
In the classic experiment conducted by Hershey and Chase, why was the pellet radioactive in the centrifuge tube that contained bacteria with viruses?

A) The radioactive viruses (coats plus DNA) were in the pellet.
B) The radioactive viruses were in the pellet, and the bacteria were in the supernatant.
C) The bacteria were in the pellet, and they had incorporated radioactive proteins into their cell membranes.
D) The radioactive protein coats of the viruses were in the pellet.
E) The bacteria were in the pellet, and many contained the radioactive viral DNA.

Answer

Question 3

(Essay)

Free
Present an overview of two classical experiments that demonstrated that DNA is the genetic material. Can RNA be the genetic material? Explain.

Answer

(1) Transformation in bacteria (Griffith...

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