Biology · Animal Kingdom
Consider the following statements about Chordates and Non-Chordates: 1. Hemichordates possess a structure called stomochord, which is not a true notochord. 2. Amphibians are poikilothermic and require moist skin for cutaneous respiration. 3. Birds are amniotes with pneumatic bones that reduce body weight. 4. Mammals are characterized by mammary glands, hair, and mostly viviparous reproduction. Which of the statements given above are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11, 2, and 3 only
- 22, 3, and 4 only
- 31, 3, and 4 only
- 4All 1, 2, 3, and 4✓
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All 1, 2, 3, and 4
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