Which of the following systems is the first of those listed below to begin development in the human
embryo?
a. nervous system
b. excretory system
c. reproductive system
d. skeletal system
e. endocrine system
A
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Which repair mechanism identifies daughter strands by methylation?
A. Recombinational repair B. Direct repair C. Base excision repair D. Mismatch repair E. Nucleotide excision repair F. Nonhomologous end joining (NHEJ)
Latent infections are those that:
a. develop and progress slowly. b. develop quickly and end soon. c. exist as a silent phase in which the agent is causing no notable effect. d. develop quickly but last long.
The movement of phloem sap is best described from ____ to ____
a. the shoot system; the root system b. sinks; sources c. the root system; the shoot system d. sources; sinks e. none of these
Photorespiration is a wasteful process that could be largely avoided if rubisco would bind only CO2
__________________ Indicate whether the statement is true or false.