Answer:
Carbon dioxide and water I believe
Explanation:
Answer: It would unbalance the ecosystem.
Due to the fact that if some species die off, the other species that rely on those species for food or protection would loose that food/ protection which may lead to their extinction and their extinction would lead to another extinction and so on.
Hydra. I looked it up and saw that is was a microorganism, so that makes the most logical sense.(please consult other users because I am not a reliable source.) good luck anyway :)
Answer: They refused or sometimes even closed schools instead of integrating
One ribose molecule are found in ATP.