Which of the following is a component to the unified cell theory?
a. All matter is made up of cells.
b. All cells are made up of matter.
c. All living things are made up by one or more cells.
d. All prokaryotes are made up of more than one cell.
c. All living things are made up by one or more cells.
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Albinism is a recessive disorder in which the skin and hair fail to produce pigment. The following question(s) ask you to evaluate the pedigree chart shown here in which "N" is the allele for normal pigmentation and "n" is the allele for albinism. The shaded circles for Deirdre and Shannon represent the only individuals expressing the disorder.
What is Bill's genotype?
A. NN B. nn C. Nn D. Cannot be determined
Most of the ATP produced by aerobic respiration is made in glycolysis
1.True 2.False
The increase in blood flow to a site of infection acts to
A) bring more mast cells to the site of infection. B) facilitate the migration of the leukocytes into the interstitial space. C) recruit more leukocytes to the site of infection. D) wash the invading bacteria from the region of the infection. E) increase oxygen in the region to kill the invading bacteria.
Dopamine derived from the hypothalamus is the prominent hormone controlling pituitary prolactin secretion. Dopamine inhibits prolactin secretion. What do you predict would happen if the pituitary were removed from the base of the brain and transplanted to some distant place in the body (for instance on top of the kidney), such that dopamine could no longer regulate prolactin secretion? You can assume that the transplanted pituitary will be exposed to a ready supply of blood vessels.
A. Prolactin secretion would decrease. B. Prolactin secretion would increase. C. Dopamine secretion would decrease. D. Both dopamine and prolactin secretion would decrease. E. Dopamine secretion would increase.