Catalysts or if it’s in the body it’s usually a biological catalyst called enzymes, all catalysts speed up reactions without being changed or changing the reaction
The four postulates of the natural selection include.
1. individuals possessing particular traits are have higher likelihood of surviving and reproducing.
2. different individuals in a population have different traits
3.reproductive and survival rate vary with individuals in a given population.
4. some trait differences are inheritable.
Answer:
Atoms are made of the same type of parts,but the sizes change
Explanation: