Bulk flow in capillaries is driven by ____
a. gravity
b. concentration gradients
c. actual blood pressure
d. pumping of the heart
e. reciprocal exchange with oxygen
ANSWER: c
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When a gene from one species is transferred into another species, the result is ____
a. a GMO b. a new species c. a hybrid animal d. eugenics e. a lethal mutation
One of the diseases that is expected to increase due to global warming is
1.West Nile virus. 2.polio. 3.tetanus. 4.anthrax. 5.cholera.
Which animal, A, B, C, D, E, or F, has a nervous system feature referred to as a dorsal nerve cord?
1.A
2.B
3.C
4.D
5.E
6.F
What is found when alleles among different human groups are analyzed?
A) There are no race-specific alleles and no consistent patterns of allele frequencies within racial groups. B) There are a few race-specific alleles but no consistent patterns of allele frequencies within racial groups. C) There are many race-specific alleles and several consistent patterns of allele frequencies within racial groups. D) There are no race-specific alleles but several consistent patterns of allele frequencies within racial groups.