Which two antibiotics affect nucleic acids of bacteria?

A. Penicillin and vancomycin
B. Tetracycline and amphotericin B
C. Trimethoprim and sulfonamides
D. Rifampin and quinolones
E. Tetracycline and bacitracin


Answer: D

Biology & Microbiology

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What is the name of the meristematic tissue that gives rise to future vascular tissue? 

A. procambium B. cork cambium C. ground meristem D. dermal tissue E. protoderm

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A solution with a pH of 7.4 ____

a. is considered an acid b. has more H+ than OHc. has equal numbers of H+ and OHd. has a pH similar to ammonia e. is similar in acidity to normal body fluids

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Which of the following recognizes and binds to MHC I proteins and helps stabilize the binding of epitopes to T cell receptors?

A) CD8 B) MHC I C) CD26 D) CD4 E) CD95

Biology & Microbiology

Explain how Mendel compensated for the fact that he was unable to analyze mathematically how well the observed outcome of his cross fulfilled his predictions

What will be an ideal response?

Biology & Microbiology