Answer:
A there needs to be a producer, consumer, and predator, and decomposer.
I hope this helped!!
Answer
C. Electron transport chain
C is the correct answer because it is what that determines the gene
A plant, Reason why is because since a plant is a producer it’s able to use energy from the sun to produce its food from carbon dioxide and water,,,((Might not make much sense but a plant is an organism))