oscarlivestream7813 oscarlivestream7813

21-01-2024
Biology

Answered

Contact of a sperm with the oocyte membrane causes
A) oocyte activation.
B) completion of the second meiosis.
C) extrusion of the second polar body.
D) membrane fusion.
E) All of the answers are correct.

Answer :

Other Questions

Sperm cannot fertilize an oocyte until they A) undergo capacitation. B) undergo meiosis. C) lose their flagellum. D) are in the vagina for 3 days. E) are a

Which of the following is a critical event of the first trimester? A) cleavage B) implantation C) placentation D) embryogenesis E) All of the answers are correc

During amphimixis, A) sperm become haploid. B) the ovum finishes meiosis II. C) the male and female pronuclei fuse. D) meiosis occurs. E) gametes are forme

The placenta is a source of which of the following hormones? A) hCG B) relaxin C) placental lactogen D) progesterone E) All of the answers are correct.

The period of gestation when the rudiments of all major organ systems are established is the ________ trimester. A) first B) second C) third

Which of the following activities occurs during senescence? A) decrease in the size of some cell populations B) accumulation of mutations C) reduction in immune

A blastocyst is a(n) A) extraembryonic membrane. B) solid ball of cells. C) hollow ball of cells. D) portion of the placenta. E) origin of the urinary bladder.