If the sperm gametes that fertilizes an egg has an XX chromosomes, it will form female offspring. X is a female, XY is a female, Y is a male and XX is a female.
<span>A biologist would concentrate on homologous features since they originated from a shared ancestor.</span>
Answer:
the temperature of water drops and the density of it goes down as well.
Explanation:
The higher the altitudes, the lower the temperature.
At high altitudes, molecules tend to be more spread out, so the density of the molecules decrease.
Answer:
False
Explanation:
The poles are covered by Ice at most seasons of the year
