Which types of artistic expression blossom during early childhood?

Which of the following statements about cystic fibrosis (CF) is FALSE?

A) CF affects tissues in the body that produce mucus secretions. B) People with CF usually experience serious respiratory problems. C) CF is the most common dominant disease among Caucasians. D) CF is nearly unknown in Asian populations.

Electromagnetic radiation: a. does not really exist

b. can be described as the movement of tiny indivisible particles called photons. c. is made up of tiny particles called electromagnetons. d. describes only the type of energy that is visible to the human eye.