Some factors could be:
weather
ressources
Answer:
The answer is Physical. Physical immunity occurs when a person immune system responds to antigen.
Explanation:
Answer:
Chloroplasts
Explanation:
Chloroplasts are the food producers of the cell. The organelles are only found in plant cells and some protists such as algae. Animal cells do not have chloroplasts. Chloroplasts work to convert light energy of the Sun into sugars that can be used by cells.
The fact that it's a renewable resource would be the only benefit. All of the others are disadvantages