A scientist finds a piece of rock in a crater he analyzes the rock and realizes that the composition is mostly of iron and nickel he claims that he found a meteor what is most likely the scientist errors A. Actually found a meteorite

the answer is c.) there is a warm front in region a and a stationary front in region b.

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

there's the proffessional site that will you.

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )