Color blindness usually results from a decrease in the number of
A) rods.
B) optic disks.
C) foveae.
D) cones.
E) ciliary muscles.
D
Biology & Microbiology
You might also like to view...
Aflatoxins
A. are produced by Aspergillus. B. are possible carcinogens. C. may be found in peanuts. D. are toxins. E. All of the choices are correct.
Biology & Microbiology
This animal has jointed legs, a complete
digestive system, and an open circulatory system. This animal is ___.
a. a centipede b. a butterfly c. a horseshoe crab d. a spider e. all of these
Biology & Microbiology
What is the resting energy requirement of a person who is awake but not active? (three words)
What will be an ideal response?
Biology & Microbiology
The body fluids of an osmoconformer would be _____ with its _____ environment
A) isoosmotic; freshwater B) hyperosmotic; saltwater C) isoosmotic; saltwater D) hypoosmotic; saltwater
Biology & Microbiology