I believe it’s Afferent/Sensory neurons. Because sensory neurons receive impulses and carry them from the sense organs to the spinal cord and the brain. So it keeps the body informed of what’s happening inside and outside.
Diploid meaning 2. Is a cell/ organism that has paired chromosomes, one from each parent. Humans have 23 of these.
A. The central vacuole. Aside from storage it also helps maintain internal pressure.
A toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies.