The genetic code is the link between the ________ and the ________ that they represent.
A. DNA molecule; 64 amino acids
B. mRNA anticodons; 20 amino acids
C. mRNA codons; 20 amino acids
D. DNA molecule; 20 amino acids
E. mRNA codons; 64 amino acids
Answer: C
You might also like to view...
The effect of acetylcholine can be stimulating or inhibiting. Which of the following gives the best explanation for why this is so?
A) Acetylcholine has many different forms. B) Acetylcholine has a "dose effect". Larger doses are stimulating while small doses inhibit. C) Postsynaptic cells have a dynamic and changing metabolism and respond differently at different times. D) Different post synaptic cells will have different receptors.
At the zone of overlap between the thin and thick filaments, the individual tubules of the reticulum enlarge, fuse, and form expanded chambers called ________.
Fill in the blank(s) with the appropriate word(s).
If a normal cell is placed into an unknown solution and it shrinks, what can be concluded about the unknown solution?
A. Its nonpenetrating solute concentration is greater than that of a normal cell. B. Its nonpenetrating solute concentration is less than that of a normal cell. C. Its nonpenetrating solute concentration is equal to that of a normal cell. D. Its penetrating solute concentration is less than that of a normal cell. E. Its penetrating solute concentration is greater than that of a normal cell.
The pH of the cerebrospinal fluid is monitored by which of these brainstem centers?
A) Medullary baroreceptors B) Hypothalamic osmoreceptors C) PRG D) Central chemoreceptors