Ahuman skin cell contains 46 chromosomes. after the cell completes the process of mitosis and the cell divides, how many chromosomes will each of the new skin cells contain?

All ova contain sex chromosomes corresponding to: x y xx xy

Steven hawking is on record as saying that viruses can be considered a form of life. considering the list above, what might be his evidence? a) item 5 b) items 1 - 3 c) items 4 - 7 d) items 1 & 2

What can dried blood tel an expert?