Dark adaptation a. is much faster than light adaptation b. primarily involves improvement of acuity and color vision c. results in inhibition of rod function d. involves accumulation of rhodopsin

the electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, x-rays, and gamma-rays.

the question isn't complete here so i can't right an answer '_'

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.