An enzyme lowers the activation energy of a reaction so it can take place within living organism, so an enzyme is a biological catalyst.
Answer:
C DNA and Protines
Explanation:Nuclear DNA does not appear in free linear strands; it is highly condensed and wrapped around nuclear proteins in order to fit inside the nucleus.
Answer:
b. Diarthrotic
Explanation: is freely moveable, correct
Answer:
maybe its are technology??