The common passageway shared by the respiratory and digestive systems is the

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

What are the characteristics of subsystem

This problem has been solved! see the answerfor aerobic respiration, a variety of substances must be in a state of influx across the inner membrane. assuming a brain cell in which glucose is the sole energy source, indicate for each of the following substances whether you would expect a net flux across the membrane and if so, how many molecules will move in which direction per molecule of glucose catabolized.- electrons-pyruvate-oxygen-atp-adp-acetyl coa-glyceral-3-phosphate-nadh-fadh2-oxaloacetate-water-protons