Four of the five subunits listed below are

components of a nucleotide. Select the exception.
a. pentose sugar
b. amino acid
c. pyrimidine
d. phosphate group
e. purine


Answer: b

Biology & Microbiology

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Many phenols, such as tannins, act as anti-herbivory compounds by:

A. making the inhibiting microtubule necessary for polymerization. B. binding with proteins to reduce their digestibility. C. binding to active sites of enzymes, preventing their function. D. releasing unpleasant odors that deter feeding. E. reducing animal appetite by damaging the nervous system.

Biology & Microbiology

The smallest blood vessels are __________

a. capillaries b. arteries c. veins d. both arteries and veins

Biology & Microbiology

A single-celled diploid eukaryote with 8 chromosomes undergoes mitosis. How many chromosomes do the resultant offspring possess?

a. 2 b. 4 c. 8 d. 16

Biology & Microbiology

The function of cellular respiration is to _____.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology