Answers: 1
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
Biology, 22.06.2019 15:30
Why does sexual reproduction result in more genetic variation in a species
Answers: 1
Aneuploidy in which chromosomes is most likely to be survived?...
Physics, 04.08.2021 06:50
Biology, 04.08.2021 06:50
Mathematics, 04.08.2021 06:50
Mathematics, 04.08.2021 07:00
Chemistry, 04.08.2021 07:00
Biology, 04.08.2021 07:00
Mathematics, 04.08.2021 07:00
Mathematics, 04.08.2021 07:00
Mathematics, 04.08.2021 07:00
Mathematics, 04.08.2021 07:00