Cellular respiration is the process by which many organisms, including plants, produce ATP. During this process, A.Glucose reacts with B.Oxygen, producing C. Carbon dioxide, D. Water, and ATP.
An identical twin I think
Exocrine glands release secretions outside of the body.
One way to remember this is:
exo = outside
endo = inside
An example of an exocrine gland is a sweat gland. They release sweat (an excretion) to the outside of your body.
I hope this helps! I'm happy to answer any other questions you might have :)