One difference between sperm cells and ova is that:
ova carry an X chromosome, whereas sperm carry either an X or a Y
chromosome.
ova carry two X chromosomes, whereas sperm carry two Y chromosomes.
sperm carry more genetic material than ova do.
sperm carry two X chromosomes, whereas ova carry an X and a Y
chromosome.
ova carry an X chromosome, whereas sperm carry either an X or a Y
You might also like to view...
Third generation eating disorder prevention programs that have had the most success in reducing binge eating are ones that focus on __________ weight or eating programs
Answer:
Erikson saw the major challenge of young adulthood as that of __________.
A. intimacy versus isolation B. generativity versus stagnation C. identity versus role confusion D. integrity versus despair
When the pleasure centers of the brain rely on outside drugs, addiction and dependency occur.
Answer the following statement true (T) or false (F)
Who has the least effective plan for decreasing the probability of teenage pregnancy in a school population? a. Ira, who says, "We need to convince our young people that teenage pregnancy can happen to them."
b. Denise, who says, "Teenage women should be more informed about how difficult it is to be a teenage parent.". c. Afi, who says, "We must do a better job of informing our students about contraception.". d. Dmitri, who says, "To eliminate teenage pregnancy, we must limit access to contraceptives.".