Amino acids is the monomer of protein
1. What would happen if a person fell into a black hole?
2. Why it takes more genes to make a tomato than a human.
3. How the placebo effect works.
It is the sun. You start with photosynthesis.
Solar energy is the original source of energy in most ecosystems. There must be a continual supply, due to energy only flowing in one direction in an ecosystem. Energy that is lost to heat must be replaced by more energy.
