True or false: neurotransmitters are released from the axon end of a neuron

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

9. wind power creates pollution. water air soil noise

What is the role of the phospholipid belayer in cellular transport in living cells