Answer:
Photosynthesis
Explanation:
Photosynthesis is the process by which green plants use sunlight to produce their food
Answer: Unlike unicellular archaea and bacteria, eukaryotes may also be multi cellular and include organisms consisting of many cell types forming different kinds of tissue.
Explanation:
Hydrogen because it only has one valence electron I believe.
It effects the environment because it can cause unstability in the food web and biotic and abiotic factors
