Suppose that mitosis were used to produce the gametes. What unique problems would be encountered? Make a prediction about the future of humans as a species

What will be an ideal response?


First, the chromosome number would double each generation because mitosis produces diploid cells. Second, there would be a lack of diversity in the resulting cells. Constantly changing genotypes would result in the end of the species.

Biology & Microbiology

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A chemical reaction that has a positive ?G is best described as _____

A) endergonic B) entropic C) enthalpic D) spontaneous E) exergonic

Biology & Microbiology

Which of the following treatments would enhance the level of the Pfr form of phytochrome?

A) exposure to far-red light B) exposure to red light C) a long dark period D) inhibition of protein synthesis E) synthesis of phosphorylating enzymes

Biology & Microbiology

Neuston is a term relating to small organisms of the:

a. intertidal zone. b. benthic zone. c. ocean surface. d. abyssal zone. e. aphotic zone.

Biology & Microbiology

While ice skating, you fall down and bruise your coccyx. The next day, after hearing about your mishap, your friends bring you a variety of gag gifts. Which of these would actually be useful?

a. helmet b. elbow pads c. donut pillow d. eyepatch

Biology & Microbiology