D, I’m assuming that’s their is a another so you give on group nothing and the other group the vitamin C
So its just easy now to match the layer labelled in the given sample with the standard that I attached.
Therefore B would be the
White Blood cells and these are responsible for the defense of the body from the invasion of foreign objects. Thus
Option 4
what r u doing m8 ill vibe too
Answer:
The two factors that increase the size of a population are natality, which is the number of individuals that are added to the population over a period of time due to reproduction, and immigration, which is the migration of an individual into a place.
Explanation: