10 points each and brainliest for the first to answer!
word bank:
buffer, radioactive

a(n) substance has a regularly repeating arrangement of atoms.

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?