reproductive system

What induces implantation and reduces numbers of maternal T lymphocytes
a. hCG b. progesterone c. Estrogen d. Prolactin e. LH

I believe the answer is E. LH, however, I cannot be 100% sure on this


At the end of meiosis 1 the result is
a. Diploid primary oocyte and two polar bodies b. haploid primary oocyte and one polar body c. One haploid secondary oocyte and two polar bodies d. Two haploid secondary oocyte sand three polar bodies

B. haploid primary oocyte and one polar body


The embryo as a hallow ball of cells is called the
a. 8 cell stage b. morulla c. Gastrula d. Notocord e. Blastula

E. Blastula

The digestive enzymes add what to break a covalent bond in sugar and protein

a. CO2 b. ammonia c. Water d. Methane e. Iron

You are correct the answer is C. Water

Post Merge: 9 years ago

My bad, after doing some more research I found that the answer is actually Progesterone.

Sorry for the double post, for some reason it won't let me edit my other one.