Answer:
The answer is A scientific theory
Explanation:
I just did it
A substance that provides nourishment essential for the maintenance of life and for growth.
If you do not gain enough nutrients, a nutritional deficiency occurs (when the body doesn't absorb or get from food the necessary amount of a nutrient). Deficiencies can lead to a variety of health problems. These can include digestion problems, skin disorders, stunted or defective bone growth, and even dementia.
Answer:
There is no diagram but
It would be A if you were looking at the endoplasmic reticulum (ER).
It would be B if you were looking at a mitochondrion.
I do not remember what C is, so if it is not the ER, Golgi apparatus, or the mitochondrion, it is most likely C.
It would be D if you were looking at a Golgi apparatus