Why do some chemical reactions occur? Select all that apply.
A) so the particles can have less volume
B) so the particles can have less energy
C) so the particles can turn into gas
D) so the particles can be more spread out

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

What type of electromagnetic waves does the human eye see as the colors red blue or green a visible light waves b radio waves c infrared waves d microwaves

What type of energy conversion occurs when you place your feet near the fire place and they become warm