<span>Estrogen is involved in a feedback mechanism associated with the follicular phase of menstruation. </span>
The answer is b, for he is comparing the two rocks to find an age relative to the other
Fruit flies produce offspring relatively fast and have specific traits, such as eye color and body color/shape. They are easy to observe and their traits are easily traced throughout the next generations.
I think the correct answer would be A. The yolk sac becomes the placenta. It is membranous sac that is attached to the embryo. It provides all the nutrition and the blood cells needed by the embryo. It is also called the umbilical vesicle.
I think conqueror etozomic genotype AA
is correct and was 50% blood type A or AB
(if you ignore the RH)
