How does the structure of the female reproductive system differ from the male reproductive system? The Female reproductive system consists of the Ovaries, Fallopian tubes, Ovum,
Uterus, cervix, and Vagina. The Female reproductive system supports the growth
of a fertilized egg during a pregnancy OR it sheds the lining of the Uterus along
with an unfertilized egg through a process called menstruation and this happens
each month unless an egg is fertilized. The Male reproductive system

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

it should be briana that has it to me

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.