The father determines if its male or female. So the father is the carrier and the allele is on the Y chromosome.
The term being describe above is the hormonal method in which it prevents the egg from reaching the ovaries to prevent the women from being pregnant during intercourse. There are different types of hormonal methods being used, and it does not only prevent eggs in reaching ovaries but it prevents also sperm in reaching the uterus.
Dust in the air because the water molecules need something to condense around.
Answer:
Adapted to conserve water.
Explanation:
Living on land means limited access to drinking water, so reptiles' kidneys have adapted. They conserve water by producing less urine in more concentrated forms.
Hope this helps!