Long, saturated fatty acid tails ______________ lipid mobility and ______________ membrane fluidity
A. enhance; increase
B. reduce; increase
C. maintain; decrease
D. enhance; maintain
E. reduce; decrease
Answer Key: E
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Many of the genes in the chloroplast genome encode proteins involved in ________, whereas mitochondrial genomes primarily encode proteins involved in ________
A) autotrophy / DNA replication B) photosynthesis / glycolysis C) autotrophy / glycolysis D) photosynthesis / oxidative phosphorylation
In a rapidly multiplying bacterial population, cell numbers increase
A. arithmetically. B. logarithmically. C. linearly. D. indirectly.
Crossing over occurs during ______________________
a. prophase I. b. prophase II. c. telophase II. d. metaphase I.
Which statement best explains the finding that the nuclear DNA of house cats and African wild cats has a very high degree of similarity?
A. House cats and African wild cats share a recent common ancestor. B. Divergent morphological evolution has occurred. C. House cats and African wild cats are both members of the family Felidae. D. Environmental pressures were the same.