Yes they can because the catalyst does not take part in the chemical reaction and remains unchanged after the reaction has ended. Biological catalysts are known to be recycled by the bodies in which they work.
Plant trees because they absorbe co2
Diffusion is the movement of molecules from an area where they’re at a higher concentration to areas that have a lower concentration - goo gle
Not sure what the choices are but a biotic factor is anything living.
Answer:
c. made up of 20 different amino acids.
Explanation:
Protein are macromolecules which have long chains of amino acids and they are used in the production of enzymes and aids metabolic activities of the body such as in the repair of worn out tissues and building up of muscle mass.
Protein is unique as it contains about 20 different amino acids. Carbohydrates also have Oxygen present in their compound. Calcium is the mineral responsible for building up of bones and teeth.
