Which part of your integumentary system is found on the outside of your body? * a. Epidermis
b. Keratin
c. Dermis
d. Melanin

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.

What is the difference between hypothesis, theories, laws, and observations?