Answer:
Gravitational time dilation occurs because objects with a lot of mass create a strong gravitational field. The gravitational field is really a curving of space and time. The stronger the gravity, the more spacetime curves, and the slower time itself proceeds.
Answer:
I think the answer is B.
Explanation:
I think this because they have these variations to better adapt to conditions in their environments.
Answer:
humans can eat fish that has plastic in it and that could poison the person
A certain process called photosythesis i think
The answer is crossing over. it occurs in only meiosis