Answer:
im so sorry but you cannot get an answer because you have not posted the passage from the question.
The answer is C. Fertilization. hope I helped.
Because, photoautotrophs serves as their carbon sources.
Chemoheterotrophic bacteria are those bacteria that are incapable of producing their own food, they depend on photoautotrophs, which are capable of making their own food by trapping energy from the sun. Thus, photoautotrophs serves as source of food for the chemoheterotrophic bacteria.
The white blood cells are responsible for engulfing foreign material such as debris and microorganisms in the blood and other tissues. There are types of white blood cells that are specialized in phagocytosis, these are the: (1) neutrophils and the (2) macrophages.
<em>Neutrophils are more abundant in acute inflammation and marcophages are more significant in chronic inflammation.</em>