The condition of being physically fit and active
Answer: (D)
Explanation: biotic factors depend among abiotic factors, meaning that living things need non-living things in order to survive. That also means that biotic factors everywhere including the surrounding area need to be thought of in this sense so that they are able to survive in the environment they are in.
Answer:
I think there is no life in tbe universe accept the earth.
Explanation:
certain hydrogen bonds are formed so that A goes with T and G with C
