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Item RH023004: Both a bird's physical characteristics and its behaviors could be influenced by the actions of protein molecules within the bird's cells.

Many different types of protein molecules are made within cells of an organism such as a bird. Which of the following could be influenced by the actions of those protein molecules?

  1. Both a bird's physical characteristics and its behaviors
  2. A bird’s physical characteristics but not its behaviors
  3. A bird’s behaviors but not its physical characteristics
  4. Neither a bird’s physical characteristics nor its behaviors
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 1615
6–8
n = 927
9–12
n = 688
Male
n = 811
Female
n = 781
English
n = 1436
Other
n = 130
A. 38% 37% 40% 37% 39% 38% 38%
B. 34% 35% 32% 35% 32% 34% 35%
C. 16% 17% 16% 16% 17% 16% 17%
D. 12% 12% 12% 12% 12% 12% 9%