Read the following statements.
Statement A: The unique mammalian characteristic is the presence of milk-producing glands.
Statement B: The skin of mammals is unique in possessing hair.
In the light of the given statements, choose the correct answer from the options given below.

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Only statement (A) is true, but (B) is false.

Both statement (A) and (B) are false.

Only statement (B) is true, but (A) is false.

Both statement (A) and (B) are true.

answer is D.

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Detailed Solution

Statement A is true. One of the distinctive features of mammals is the presence of milk-producing glands, making them the only animals to produce milk to nourish their young.

Statement B is true. Most mammals do have hair. There are some exceptions. Some have fur, and others, like dolphins or whales, have a smooth skin without hair.

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