I. Complexion
II. Height
III. Blood Rh fact...
Use the human characteristics to answer this question.
I. Complexion
II. Height
III. Blood Rh factor
IV. Colour blindness
Which of the above human characteristics are discontinuous variations?
I and III only
II and III only
II and IV only
III and IV only
Correct answer is D
No explanation has been provided for this answer.
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