All of the populations of different species that
occupy and are adapted to a given area are
a. the biosphere.
b. a community.
c. an ecosystem.
d. a niche.
e. an ecotone
B
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The "Black Death" may also be known as
A. tularemia. B. brucellosis. C. endocarditis. D. plague.
The original impetus to sequence the human genome was to investigate
A) how the four nitrogenous bases encode information. B) how people vary. C) how cancer arises. D) the effects of exposure to low-level radiation on the genetics of populations.
Lyell’s theory of uniformity proposed that ____
a. Earth was shaped by gradual, repetitive change b. catastrophic geological events caused extinctions c. geologic events that occurred to shape Earth no longer occur d. all populations produce more offspring than their environment can support e. natural selection drives evolutionary change
Which of the following is the main difference between in vivo and ex vivo gene therapy?
A. Ex vivo gene therapy uses an individual's own cells, where in vivo gene therapy uses donor cells from other healthy individuals. B. Ex vivo gene therapy occurs inside the body and in vivo gene therapy occurs outside the body. C. Ex vivo gene therapy occurs outside the body and in vivo gene therapy occurs inside the body. D. Ex vivo gene therapy uses donor cells from other healthy individuals, where in vivo gene therapy uses an individual's own cells.