The menstrual<span> cycle </span>occurs<span> due to the rise and fall of hormones</span>
Location 2 is cooler than Location 3 and Location 1 because it's at a higher altitude
Kilograms I think I might be wrong but that's what I think.
Answer:
genes are special instructions that come from an organism's parents. (sorry about repeating your question the minimum amount of letters and stuff i can type is 20.)
They can keep organ tissue alive for transplantation.
