What are the functions of a catalyst in a reaction? select all that apply A)sped up the reaction.
B:Increase the activation energy needed
C: lower the activation energy needed
D:maintain the reaction
E: slow down the reaction

A, C

Explanation:

Catalysts typically speed up a reaction by reducing the activation energy or changing the reaction mechanism.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

ur answer is e & d

explanation: