When a bacterium reproduces, its offspring inherit a full complement of genetic information, which includes ____
a. one chromosome plus plasmids
b. a genetically complete plasmid
c. at least two chromosomes
d. two chromosomes plus plasmids
e. a single strand of circular DNA
ANSWER: a
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If a population is experiencing genetic
equilibrium it is not
a. stable. b. mutating. c. decreasing. d. increasing. e. evolving.
People who are heterozygous with just one copy of an allele for a recessive disorder do not show symptoms of the disorder. They are considered to be _________ of the disorder.
Fill in the blank(s) with the appropriate word(s).
The threshold of human skin temperature at which cool or cold is perceived as pain is
A) 0°F. B) 59°F. C) -5°F. D) 32°F.
Which of the following species of Plasmodium causes cerebral malaria?
A) only P. falciparum B) P. ovale and P. malariae C) P. ovale and P. vivax D) P. vivax and P. malariae E) P. vivax, P. malariae, and P. vivax