How does natural selection support the theory of evolution?
a. natural selection explains how the changes in life forms that evolve over millions of years take place over shorter periods of time.
b. natural selection explains how certain life forms are able to survive and reproduce after changes in their environmental conditions.
c. natural selection comes from the collection of fossil record data that shows how life forms.

hello there,

igneous rock formed from below the surface would have more crystals because

answer: because magma cools more slowly than lava

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.