No of electrons is equal to no of protons so it will have 10 protons
<span>I think you might be asking about the 3 different osmotic conditions a cell might find itself in. Isotonic is the normal cell environment where water moves in and out of the cell freely and equally in both directions. It is in osmotic equilibrium so to speak. The concentration of water and solutes is equal on both sides of the cello membrane. In a hypotonic solution the cell will gain water and swell up -...</span>
I think the answer is B:the cell must remove waste
Explain: it’s definitely not option 1, it’s an animal cell. The last one I doubt as well. So it is down to B and C.
1/2 of a radioactive substance will remain after 3 half lives.
Hair, skin, glands, nerves, and nails. And also it’s main function is to act as a barrier to protect the body from the outside world.