For the codon-anticodon pairing, flexibility exists at the

a. first base.
b. second base.
c. third base.
d. fourth base.
e. fifth base.


C

Biology & Microbiology

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Anabolic pathways of metabolism are pathways that ________________________

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Biology & Microbiology

The 3' end of DNA

A. refers to the end that has a hydroxyl group attached to the number 3 carbon of deoxyribose. B. attaches to the 5' phosphate group of the incoming nucleotide. C. always has thymine attached to it. D. usually has guanine attached to it. E. refers to the end that has a hydroxyl group attached to the number 3 carbon of deoxyribose AND attaches to the 5' phosphate group of the incoming nucleotide.

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Briefly describe how the experiments performed by Frederick Griffith provided evidence of DNA as the genetic material

What will be an ideal response?

Biology & Microbiology

Dr. Rebecca Lancefield used which o the following in her classification of the Streptococci?

A. The haemolytic pattern of the bacteria B. The C-carbohydrate antigen in the cell wall C. The M protein D. The M-like protein E. The F protein

Biology & Microbiology