The primary colors of light are _________, and mixed together, ...

[deesands]

The primary colors of light are _________, and mixed together, they form _________.
 
  a. red, yellow, and blue; white
 b. red, yellow, and blue; brown
 c. red, green, and blue; white
 d. red, green, and blue; brown

Question 2

Osmoreceptors appear to
 
  a. increase their rate of firing when placed in a hypertonic solution, and decrease their rate of firing when placed in a hypotonic solution.
  b. increase their rate of firing when placed in a hypotonic solution, and decrease their rate of firing when placed in a hypertonic solution.
  c. increase their rate of firing when blood pressure drops.
 d. decrease their rate of firing when blood pressure drops.

[braelync]

Answer to Question 1

c

Answer to Question 2

a