is caused when nitrogen and carbon compounds in the air react in sunlight. PLEASE HELP ASAIP ITS IMPORTANT!!!
A.)CFC's
B.)Particulate matter
C.)Carbon monoxide
D.)Photochemical smog
E.)Acid precipitation

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.

The primary organisms involved in the process bacteria and fungi.

Based on the data in the graphs do you think pepsin and trypsin are found in the same part of the body? explain your answer.