A mature human red blood cell has no nucleus or mitochondria. It consists primarily of a membrane and surrounding hemoglobin. What are some advantages of the simple organization of human red blood cells?

Orbit is represented by the blank space

Neurotransmitters are messengers responsible for communication between neurons. they are released from synaptic vesicles and are received by receptors.  the communication is referred to as neurotransmission. the following statement is true about neurotransmitters: a. they're stored in synaptic vesicles in the axon.

Your answer will be b action plan.