D <span>investigating how the amount of annual precipitation affects the distribution of a tree species</span>
Answer:when you need to replace cells that are old lost or broken
Explanation:
D.) "Pepsin" <span>speeds up the breakdown of proteins in food
Hope this helps!</span>
Number 3 the answer is c HOP IT HELP
Answer: Over thousands of years, the water filled one basin and then spilled over into the next, like a series of bathtubs overflowing.
Explanation: