Which of the following is not an aminoglycoside?

A. Tobramycin
B. Amikacin
C. Tetracycline
D. Streptomycin
E. Gentamicin


Answer: C

Biology & Microbiology

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When two allelic variants are expressed equally, they are said to be

A) exclusive. B) uncommitted. C) repressed. D) codominant.

Biology & Microbiology

Anti-A and anti-B antibodies are natural antibodies and are present at birth

Indicate whether this statement is true or false.

Biology & Microbiology

Mutational "hot spots" in human DNA

a. always occur in genes that are transcribed. b. are common at cytosines that have been modified to 5?-methylcytosine. c. involve long stretches of nucleotides. d. occur only where there are long repeats. e. are very rare in genes that code for proteins.

Biology & Microbiology

Which of the following types of reactions would decrease the entropy within a cell?

A) anabolic reactions B) hydrolysis C) digestion D) catabolic reactions

Biology & Microbiology