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).
Answer:
Explanation:
The frequency of the wave is 0.5 hertz.
La frecuencia de la onda es de 0,5 hercios.
I think the answer for Q2 is D but i could be wrong. sorry if i am
The most common antibiotic for infections is penicillin.