A human can detect wavelengths of light that are between ________ and ________ nm.
A) 100; 200
B) 100; 380
C) 200; 380
D) 380; 760
E) 760; 980
Question 2
A sensory receptor is a variant of a
A) neuron
B) axon terminal
C) stem cell
D) motor neuron
E) muscle fiber