After some practice, Carol was able to read books while holding them upside down. This best illustrates:

All of the following are true about color blindness except:

a) people are either unable to distinguish two or more hues from each other or unable to see hue at all. b) color blindness has no easy method of detection. c) it seems to be more common in women than men. d) it involves missing or damaged cones.

Drugs that are used for infertility have been shown to increase the likelihood of ______

blood clots diabetes near sightedness ear infections