Author Question: Genetic analyses indicate that the first human ancestors likely originated: a. 10 to 15 million ... (Read 12 times)

shofmannx20 · **on:** Aug 11, 2018

Genetic analyses indicate that the first human ancestors likely originated:

a. 10 to 15 million years ago
b. 7 to 10 million years ago
c. 5 to 8 million years ago
d. 2 to 5 million years ago

Question 2

The ability of mammals to maintain a constant body temperature allows them a wide range of adaptation. They are considered to be:

a. preadapted.
b. clinally adapted.
c. radiotherms.
d. isotherms.
e. homeotherms.