Which of the following is FALSE?
a. The outer coats of all viruses have the same
protein structure.
b. The virus uses either DNA or RNA at its
core but not both.
c. Viruses can be replicated only after they
enter a living cell.
d. Most viruses have a protein coat or
covering.
e. A virus may remain latent for a period of
time before causing infection.
A
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During fermentation, pyruvate is:
A. oxidized. B. reduced. C. phosphorylated. D. hydrogenated. E. carboxylated.
In humans, the presence or absence of dimples is a trait controlled by a single gene. What is the genotype of an individual who is heterozygous for dimples?
A. DI B. dd C. DD D. Dd
If you wished to obtain the strongest phototropic response from a shoot, which wavelength of light
would you use? a. less than 500 nm b. 660 nm c. 730 nm d. 800 nm e. more than 800 nm
Nearly all ________ are aquatic
A) crustaceans B) arachnids C) flatworms D) roundworms