Biology
WAEC 2025
Which of the following statements is not correct about the dental formula of humans?
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A.
One pair of canines is on the upper jaw and three pairs of premolars are on the lower jaw
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B.
Two pairs of incisors are the upper jaw and three pairs of premolars are on the lower jaw
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C.
Two pairs of incisors are on the upper jaw and three pairs of molars are on the lower jaw
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D.
One pair of canines is on the upper jaw and four pairs of molars are on the lower jaw
Correct Answer: Option C
Explanation
The correct dental formula for a permanent set of human teeth is 2:1:2:3 for each half of the jaw. This translates to 2 pairs of incisors, 1 pair of canines, 2 pairs of premolars, and 3 pairs of molars in each full jaw.
The correct answer is option C
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