The fusion of the cytoplasms of two genetically different cells is ____
a. osmosis
b. karyogamy
c. cytoplasmic streaming
d. plasmogamy
e. symbiosis
D
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Over generations in a population, individuals with higher fitness values will
A. become less prevalent due to natural selection against them. B. become more prevalent. C. stay at the same frequency in the population. D. become less prevalent due to their having less stamina. E. become less prevalent due to natural selection against them and become less prevalent due to their having less stamina are correct.
Which of the following does accurately describe the Lineweaver—Burk plot?
A) It is a double-reciprocal plot. B) The y intercept is equal to 1/Vmax. C) The x intercept is -1/Km. D) It is a linear plot. E) Its slope is the same as the Eadie—Hofstee plot.
A typical eukaryotic cell that has an abundant supply of glucose and O2 will generate a proton gradient
in its mitochondria by _____________ that is used primarily for _____________.
a. chemiosmosis; substrate-level phophorylation b. the electron transport chain; chemiosmosis c. the electron transport chain; substrate-level phosphorylation d. fermentation; NAD reduction e. glycolysis; production of CO2
Virus replication only occurs
a. when conditions stress the virus. b. at regular intervals. c. inside a host cell. d. outside of eukaryote cells. e. when virus particles undergo binary fission.