According to the alternation of generations life cycle, during the process of meiosis, the chromosome number

a. is tripled.

b. is doubled.

c. does not change.

d. is cut in half.

What is a short sequence of characters that appears at the end of a filename and is preceded by a period called?

Which statement correctly describes diffrences between meiosis I and meiosis II? A) meiosis I brings together sister chromatids and meiosis II seperates them B) Meiosis I seperates tetrads and meiosis II seperates sister chromatids C) Meiosis I

How did improving treatment of patients with antibiotics lead to a new problem?

If salinity increased at the poles, the water near the poles would A. decrease in density, so it would sink more slowly B. Increase in density, so it would sink more rapidly C. decrease in density and become water vapor D.

3. If a bar magnet's neutral region is broken in two, what will most likely occur? A. Neither segment will have a north or south pole. B. The segment that's longer will have a north and south pole. C.

What challenges do you think scientists face when classifying new organisms?

What link in the chain of infection would be broken if there isn't a place for an infectious agent to thrive and reproduce?

Could rna have been the original site of information storage in the primitive cell? a difficult problem with this possibility is that

Differentiate between the direct and indirect economic value of biodiversity

List three ways that sociologists study demography