True or false: Supercoils in DNA are induced or relaxed by enzymes called topoisomerases

A. true B. false


Answer: A

Biology & Microbiology

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It is difficult to make a vaccine against HIV because

a. the virus mutates rapidly. b. it is too expensive. c. it is a retrovirus. d. not enough is known about it. e. it contains reverse transcriptase.

Biology & Microbiology

For two populations to remain genetically homogenized, a significant proportion of the population of each must be exchanged at least every other generation

Indicate whether the statement is true or false

Biology & Microbiology

During intense exercise, you produce a lot of heat energy, yet your body temperature rises only in small increments. This temperature stability is because water in body fluids releases the heat very quickly

Indicate whether the statement is true or false

Biology & Microbiology

Shrinking the Wealth Gap by taxing the very wealthy to provide more social services to the needy would be considered an application of the _____________ approach to human population growth.

A. neo-Malthusian B. neo-Marxist C. pronatalist D. All of the above are correct. E. None of the above are correct.

Biology & Microbiology