Replication of DNA occurs during ____
a. S phase
b. G1 phase
c. G0 phase
d. prophase
e. cytokinesis
ANSWER: a
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Which one of the following characteristics is true of all viruses? (Choose all that apply)
A. They contain a DNA genome. B. They must infect a host cell to reproduce. C. They have a protein coat called a capsid. D. They are surrounded by a lipid envelope.
DNA replication occurs during the __________ of the cell cycle
a. S phase b. G1 phase c. G2 phase d. interphase
Polygenes are involved in determining continuously varying or multiple-factor traits
Indicate whether the statement is true or false
The ability to meet humanity's current needs without compromising the ability of future generations to
meet their needs is: a. environmental sustainability. b. species richness. c. biosphere diversity. d. resource conservation. e. habitat regeneration