Answer:
Mutation and sexual reproduction
Explanation:
<h2>HOPE IT HELPS </h2>
This answer should be A !
Answer: respiratory system
Explanation:
The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide
Answer:
<em>C. The surviving species evolve more rapidly to fill the newly available niches.</em>
Explanation: