The genomes of ________ cannot function as mRNA and therefore these viruses must bring at least one RNA-dependent RNA polymerase into the host cell during entry.
A. double-stranded DNA viruses
B. single-stranded DNA viruses
C. positive-strand RNA viruses
D. negative-strand RNA viruses
Answer: D
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Genes are composed of
a. DNA. b. proteins. c. chromosomes. d. carbohydrates. e. lipids.
What would be strong evidence to suggest a protist is phototrophic?
A. Locomotion via several flagella B. A benthic lifestyle C. The presence of chloroplasts D. Silicon dioxide cell walls E. Many lysosomes
If chlorophyll a is blocked from absorbing light, what would be the effect on the ability of the plant to do photosynthesis?
A. The plant's ability to carry out photosynthesis will be unchanged, as one of the accessory pigments can fill in for chlorophyll a. B. The plant will have a decreased ability to carry out light-dependent reactions. C. The plant will have an enhanced ability to carry out light-dependent reactions. D. The plant will have an enhanced ability to carry out light-independent reactions.
How many glucose molecules are produced during one complete Calvin cycle?
a. 1 b. 2 c. 3 d. 4