Mitosis occurs when the body needs more diploid cells, for example to heal a cut on the skin. Meiosis is the formation of 4 haploid sex cells, or gametes.
<span>Plants take up carbon dioxide from the air and nutrients from the soil. This is an example of interactions between biosphere, atmosphere and geosphere. The answer is letter B. Bioshphere is the representation of any living organism on earth such as plants and animals. Even the tiniest organism that cannot be seen is considered a part of biosphere. Atmosphere is the blanket of gases that wraps around the earth. We may not see it but we can feel it. Geosphere is the land itself, the earth as a whole. From the core,to mantle and to crust. So in the example given, plants represent the biosphere, carbon dioxide form air represents the atmosphere and soil represents geosphere.</span>
A
learned this in bio last ye
Against their concentration gradient means its active transport.
Diffusion is with the concentration gradient.
Osmosis is the movement of water.
