What happens when a neurotransmitter is released by a presynaptic cell?
a. It causes calcium to rush into the presynaptic neuron.
b. It causes calcium to rush into the postsynaptic neuron.
c. The neurotransmitter passively spreads across the synaptic cleft.
d. The neurotransmitter is actively transported across the synaptic cleft.
Question 2
In comparison to activating effects, organizing effects of hormones take place ____.
a. later in life and produce more long-lasting effects
b. later in life and produce more temporary effects
c. earlier in life and produce more long-lasting effects
d. earlier in life and produce more temporary effects
Inheritance of the sickle cell trait and sickle cell anemia.
Prokaryotic Cell
The cell membrane, cytoplasm, nucleus, and nucleolus.
A color-enhanced scanning electron micrograph of a neuron cell body (grey) studded with terminal ...
Cell Surface Regulators
An antigen-presenting dendritic cell (blue) interacting with a T cell (yellow)