JAMB Biology 2021 Objective — Question 21

Question 21 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2021 Objective paper, with the correct answer and a full explanation.

21. The pigment utilized by the chameleon for changing colour is (a) pneumatophore (b) carotene (c) melanin (d) chromatophore

A. pneumatophore
B. carotene
C. melanin
D. chromatophoreCorrect

Explanation

The chromatophore is the pigment cell utilised by the chameleon for changing colour. (A pneumatophore is a breathing root used by mangrove plants for gaseous exchange, not a pigment.)

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