Clay is considered a possible site for early polymerization because it binds organic monomers and contains zinc and
iron ions that may have functioned as ATP.
______________ Indicate whether the statement is true or false.
False - catalysts
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If you were planning the colonization of a distant planet, what would you do to insure that the
population remained genetically healthy for a long time?
What will be an ideal response?In alcoholic fermentation, the final product is ____
a. pyruvate b. ethanol c. acetaldehyde d. acetyl CoA e. lactate
Penicillin works most effectively against gram-positive bacteria because:a
penicillin affects cell membranes. b. they have a thick peptidoglycan cell wall, and penicillin affects the synthesis of peptidoglycans. c. they have special protein channels that allow penicillin to enter the cell and halt the cell cycle. d. they are smaller than gram-negative bacteria and, thus, easily take up penicillin by diffusion. e. they contain prophages that negatively interact with penicillin.
Which of the following statements about rabies is incorrect?
A. Rabies is a zoonotic disease. B. Symptoms include anxiety, agitation, muscle spasms, convulsions, and paralysis. C. Wild populations of bats, skunks, raccoons, cats, and canines are primary reservoirs. D. Transmission can involve bites, scratches, and inhalation. E. The average incubation period in human is 1 week.