The relative number of mitochondria in a cell would be a general indicator of the extent of ________ occurring within that cell.
A. facilitated transport
B. osmosis
C. active transport
D. osmosis and diffusion
E. diffusion
Answer: C
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When comparing the pyramids of biomass between Silver Springs, Florida, and the English Channel,
a. the pyramids for Silver Springs and the English Channel are both bottom heavy. b. the pyramids for Silver Springs and the English Channel are both top heavy. c. the pyramid for Silver Springs is bottom heavy and the English Channel pyramid is top heavy. d. the pyramid for Silver Springs is top heavy and the English Channel pyramid is bottom heavy. e. researchers are unable to create pyramids for Silver Springs and the English Channel.
Substrate-level phosphorylation transfers phosphate groups directly from ____ to ADP
a. a substrate b. coenzymes c. the electron transfer chain d. ATP e. the Krebs cycle
What sequence of events usually occurs in the process of protein synthesis?
A) Protein ? RNA ? DNA B) RNA ? DNA ? protein C) DNA ? RNA ? protein D) RNA ? protein ? DNA
Common methods of using moist heat to control microbial growth include all but which of the following?
A) Incineration B) Steam under pressure C) Non-pressurized steam D) Boiling water E) Pasteurization