Answer:
Reflex arcs
Sensory neuron sends electrical impulses to a relay neuron, which is located in the spinal cord of the CNS. Relay neurons connect sensory neurons to motor neurons. Motor neuron sends electrical impulses to an effector. Effector produces a response (muscle contracts to move hand away).
It is an glycosidic bond.
Answer:
B: humans inhale oxygen from plants which is used in cellular respiration to produce water
Explanation:
The answer is that they are somatic cells
