The structure that secretes the neurotransmitter is the synapse. The synapse is where these neurotransmitters are located. Neurotransmitters are organic chemicals formulated by the nerve cells which enables and triggers some behavioral and cognitive, even emotional dispositions. These are activated according to specific function.
B. nucleic acids.
C. carbohydrates.
D. protein.
Answer: A. Lipids
Explanation:
I just took the test, and the answer is lipids!
Good luck!
Red blood cells are disc shaped. It is thought one factor that allows them to have this shape is because they do not have a nucleus. This tends to increase amount of space inside the cell for hemoglobin.
They have a flexible disc shape which helps increase the surface- to- area volume ratio which enables oxygen and carbon dioxide to diffuse across the red blood cell's plasma membrane more readily.
Their disc shape also enables them to squeeze through tiny capillaries that are half their size .
Answer:
The correct answer is CONCAVE because they don't have a nucleus. I just took the test!
Explanation: