People with one copy of the allele that causes sickle cell anemia are called , while people with two copies of the allele have the disease

Building glycogen from glucose molecules is an example of what

This is a biological reaction due to a stimulus. i need this quickly !

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