Am is exposed to a cold virus on Sunday. By Tuesday he has a cough and a congested nose. On Saturday he starts to feel a little better, and antibodies against the cold virus begin to be detectable. What kind of response is this?

True statement gravity force is more on bigger mass, less on smaller mass.all mass fall on planet with same acceleration and speeds

The correct answer is d

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.