When a reaction has an enzyme it the activation
energy needed to start the reaction. It also
the reaction.

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

The changes that the students observed, rapid breathing and sweating, would be classified as a to a change in a system.

In what types of organisms is mitotic reproduction most common?