The herbicide is an example of a __________
a. risk factor
b. carcinogen
c. type of radiation
d. chemotherapy
B
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In the Tewsbury and Nabhan study, which animals were observed most likely to eat the hot peppers?
A. cactus mice B. pack rats and thrashers C. thrashers. D. Cactus mice, pack rats, and thrashers all ate the peppers equally. E. pack rats
Where do fungi perform digestion of organic molecules?
a. in special compartments called haustoria b. in special compartments called arbuscules c. in visible mushrooms d. outside their cells
three major parts of a cell
What will be an ideal response?
This hormone, in combination with auxin, stimulates cell division in plants and determines the course of differentiation.
A. abscisic acid B. ethylene C. gibberellin D. cytokinin E. auxin