Answer:
absorption of oxygen
Explanation:
the others would not make sense so i think this is the answer
It not d
it not c
it is B
it not a
Answer:A blood: 25% B blood: 25% AB blood: 50% O blood: 0%
Explanation:
Answer:
trace fossils
Explanation:
Trace fossils are fossils that provide information about the biological activities and behaviors of past organisms.
