Primase enzyme catalyze the formation of an rna primer
Answer:
Energy transferred during a chemical reaction. ... In an exothermic reaction, the potential energy of the system goes down, and heat is given out. In an endothermic reaction, the potential energy of the system goes up, and heat is taken in.
Explanation:
Answer:
1. Vestigial organs.
2. Homologous structures.
3. Analogous structures.