An antigen
a. is a foreign molecule that evokes a specific response by a lymphocyte
b. is a protein attacked by an invading microorganism
c. induces development of white blood cells in the bone marrow could be an invading bacterium
d. is a protein molecule that defend the body against disease

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay

2points what do bacteria have in common with the cells of other living organisms?

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.