In the blastocyst, the ________ is destined to become the __________
a. trophoblast; fetus
b. trophoblast; fetal portion of the placenta
c. trophoblast; inner cell mass
d. blastocoele; digestive system, lungs, and kidneys for the fetus
e. blastocoele; fetus
B
You might also like to view...
Disaccharides are a type of lipid.
Answer the following statement true (T) or false (F)
The sequence of amino acids makes up the ________ structure of a protein.
A. primary B. secondary C. tertiary D. quaternary
The binding of ________ to a nicotinic receptor of a muscle fiber will ________ it.
A. acetylcholine; excite B. acetylcholine; inhibit C. acetylcholinesterase; excite D. monoamine oxidase; inhibit E. norepinephrine; excite
Gluconeogenesis is stimulated by decreased levels of:
A. epinephrine. B. insulin. C. glucocorticoids. D. growth hormone. E. glucagon.