Sponges have the ability to regenerate damaged parts of their bodies.
a. true
b. false

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

What are some natural processes that represent physical and chemical changes?