Homeostasis. If you mean the region of the brain that controls this process then it’s the hypothalamus
At the same time, carbon dioxide molecules diffuse rapidly out of the red blood cells<span>, down their concentration gradient, and into your lungs. When </span>water<span> molecules </span>move <span>freely </span>across a cell membrane<span>, the process is called OSMOSIS , which is just a special type of simple diffusion.</span>
Answer:
pollen is important in fertilization because pollen carries male gamete and it helps in transportation of male gamete during fertilization in mainly gymnosperms and angiosperms.
Answers
1. True
2. True
3. True
4. True
5. True
Answer:
One fertilizes the egg, and the other combines with the two polar nuclei.
Explanation: