You are studying an enzyme-catalyzed reaction that induces a particular cellular activity in the lab. If you wanted to slow down that particular cellular activity by controlling the enzyme, what could you do?
A. Decrease the temperature of the incubator where the cells are growing
B. Increase the pH of the media the cells are growing in to the optimum pH
C. Add cofactors to the media the cells are growing in
D. Add an allosteric activator to the cells
A
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Which of the following is associated with extracellular digestion via release of the contents of lysosomes directly to the environment?
A) fertilization of animal eggs B) rheumatoid arthritis C) autophagy D) only choices A and B E) choices A, B, and C
Large cellular polymers assembled by chemically linking monomers together are called ____
a. carbohydrates b. lipids c. proteins d. nucleic acids e. macromolecules
The majority of mitochondrial proteins are manufactured under the direction of the nuclear DNA by cytoplasmic ribosomes.
Answer the following statement true (T) or false (F)
Answer the following questions true (T) or false (F)
1. A flea is considered to be a predator on a dog. 2. The number of prey species is one of several factors determining the number of predators that can live in an area. 3. Parasites usually kill their hosts.