What process does this diagram illustrate?
A. meiosis
B. sexual reproduction
C. tissue repair
D. recombination

Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the trait of color blindness. the only unknown is the mother in the first generation

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Which characteristics are typical of a human population in the postindustrial stage?