Which of the following is a type of cytokine?
a. complement protein
b. mast cell
c. immunoglobulin
d. lysozyme
e. tumor necrosis factor
e
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In soil, which horizon is considered the soil base?
a. O horizon b. A horizon c. C horizon d. B horizon
Imprinting _____
a. is governed more by environment than genetics b. cannot be associated with learning c. can only occur during a short interval in the life of an animal d. must occurs over one’s entire lifetime e. is constantly being done and undone
Rosalind Franklin did not share a part of the 1962 Nobel Prize for Medicine or Physiology because she had died four
years earlier. a. True b. False
A somatic cell from a corn plant normally contains 20 chromosomes. How many sister chromatids would that cell contain during G2 of the cell cycle?
A. 20 B. 10 C. 40 D. 0