Which of the following is not a feature of organisms in the class Mammalia ?

Chandrakant • 6.73K Points
Tutor III Science

Q. Which of the following is not a feature of organisms in the class Mammalia ?

(A) milk producing mammary glands
(B) cells with a membrane-bounded nucleus
(C) dorsal hollow nerve chord
(D) chitin in the cell membrane

Correct Answer - Option(D)

Explanation by: Chandrakant

Organisms in the class Mammalia all have milk producing mammary glands; cells with a membrane-bounded nucleus and a dorsal hollow nerve cord. Chitin in Cell Walls is the feature of Kingdom fungi.

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