Author Question: Compared to middle-aged adults, young adults tend to participate in a a. smaller range of ... (Read 216 times)

pragya sharda · **on:** Jun 22, 2018

Compared to middle-aged adults, young adults tend to participate in a

a. smaller range of activities and prefer those activities with a lower level of intensity.
b. smaller range of activities and prefer those activities with a higher level of intensity.
c. larger range of activities and prefer those activities with a lower level of intensity.
d. larger range of activities and prefer those activities with a higher level of intensity.

Question 2

The ____ is the structure through which a mother and an embryo exchange waste and nutrients.

a. amnion
b. stem cell
c. germ disc
d. placenta