Egg-laying mammals are called:
Correct answer: E. Both A and D
- A. Prototheria
- B. Protozoa
- C. Chordata
- D. Monotremes
- E. Both A and D
Explanation
Monotremes lay eggs and prototheria are both egg-laying mammals so the question has two correct answers. Chordata, the classification to which humans belong, are those that do not lay eggs but rather give birth to young ones. Protozoa, on the other hand, are unicellular organisms.
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