Their cell wall, if present, may contain peptidoglycans:
A. Prions
B. Viruses/viroids
C. Eukaryotes
D. None of the above
Ans: D. None of the above
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The multiple stomach chambers of cattle and other
__________ allow them to maximize the nutrients they get from plant food. Fill in the blank(s) with the appropriate word(s).
The prostate gland secretes what for what purpose?
What will be an ideal response?
Every amino acid contains
A) an amino group and a hydroxyl group. B) an amino group and an acetyl group. C) a hydroxyl group and a carboxyl group. D) a carboxyl group and an amino group. E) a carboxyl group and a hydroxyl group.
Which technique is often used to determine the identity and abundance of microorganisms in an environment? (This technique is particularly useful because it does not require culture.)
a. nucleic acid hybridization b. ribotyping c. fluorescent in situ hybridization (FISH) d. DNA chips