The transfer of antibodies from a mother to the fetus. This occurs naturally, and since it is the transfer of antibodies, it is passive immunity.
Answer:
I believe its primary succession
Explanation:
The answer is C. species are the smallest taxonomic group. I also have taken this test before
Photosynthesis, because the equation is using light energy and producing oxygen, like a plant, which use photosynthesis to make food.
