In terms of parasites vs hosts, it is an organism in which the parasite resides and normally feeds + reproduces.
A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment.
Answer:
The answer is D.
Explanation:
Autotrophs are known as producers which gets energy from sunlight and produces their own food.
Um your question is very unclear lol