?
-_-
Guest
likely a? a. brain cell
b. skin cell
c. ovum
d. zygote
2. Imagine that researchers discover that activity level is highly heritable, and that abut 75 percent of the differences among people can be explained by genetic differences. Twenty year old Randy is extremely active. He cant sit still for long and is constantly in need of stimulation form other people, the television, or the stereo. We can conclude that Randy
a. inherited 75 percent of his activity level, and the environment added the other 25 percent.
b. inherited an unusually high level of activity.
c. is more active than average due to environmental effects
d. is more active than average for unknown reasons
b. skin cell
c. ovum
d. zygote
2. Imagine that researchers discover that activity level is highly heritable, and that abut 75 percent of the differences among people can be explained by genetic differences. Twenty year old Randy is extremely active. He cant sit still for long and is constantly in need of stimulation form other people, the television, or the stereo. We can conclude that Randy
a. inherited 75 percent of his activity level, and the environment added the other 25 percent.
b. inherited an unusually high level of activity.
c. is more active than average due to environmental effects
d. is more active than average for unknown reasons