Knowing their family's history can help then know what possibilitys of medical issues the baby might have when they are born
Answer:
This is not correct, because some organisms cannot perform aerobic respiration, so anaerobic is the only option.
Explanation:
The answer the the following questions is yeah
Answer: If one species dies out, the populations that are reliant on it will lose their food source and will also die out. If a predatory species dies out, the entire ecosystem is also affected because there aren't any more predators to balance the environment.