Explanation:
Like most stars in our universe, the Sun is on the main sequence stage of its life. This means nuclear fusion reactions in its core fused hydrogen into helium. However, this process cannot last forever since there is a finite amount of hydrogen in the core of the Sun. Currently it has more than 72% hydrogen.
i want 4 brainliest ans please give me
Answer: on the exposed surfaces of epithelial cells? Microvilli increase the surface area of the cell, usually for absorption. The cells lining the small intestine have microvilli for that purpose. Cilia wave around to help move the external medium.
Explanation:
What can remove arery plaque is xomea
Through small intercellular canals to reach the lumen and through the sweat duct to be secreted at the skin surface.
I hope this helped !
Answer:
- stimulates a chemical reaction, by a cell or disease causing agent
- blocks, a chemical reaction, by a cell or a disease causing agent
- discards a cell or disease causing agent
Explanation:
