Once implanted, the blastula releases which of the following hormones?

a. estrogen only
b. all of the choices
c. progesterone only
d. human chorionic gonadotropin (HCG) only


d

Biology & Microbiology

You might also like to view...

What type of neuron is responsible for carrying electrical signals AWAY from the CNS to elicit a response in the body?

A. sensory neuron B. glial cell C. interneuron D. motor neuron E. All of the answers are correct.

Biology & Microbiology

Fenway Park, home of the Boston Red Sox, is situated on land that was once a fen, a kind of wetland. The replacement of the fen is an example of

A) pollution. B) overexploitation. C) habitat destruction. D) competition.

Biology & Microbiology

Why is the whole-genome shotgun method currently the tool of choice for analyzing genomes?

A) It is extremely accurate. B) Multiple genomes can be analyzed simultaneously. C) It is fast and inexpensive.

Biology & Microbiology

Of the three diseases caused by Yersinia pestis, only (bubonic/black/pneumonic) plague is communicable between humans.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology