Enzymes. There are 3 main types: Peptidase, Lipase, and amylase :) hope that helps! I'm learning that stuff too :)
Answer:
The moon is earths only permanent natural satellite
the moon always shows earth the same face
the sun and moon are not the exact size
the moon is 238,900 miles from earth
the moon is estimated to be about 4.6 billion years old
The speed of sound wave is slower than electromagnetic wave.
B. It increases a change away from a set point