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🩺 NEET🧬 Biology

Which of the following statements is not true?

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Which of the following statements is not true?
aSubphyla Urochordata and Cephalochordata are often referred to as protochordates.
bAll chordates are vertebrates but all vertebrates are not chordates.
cIn Urochordata, notochord is present only in larval tail.
dChordata is divided into 3 subphyla: Urochordata or Tunicata, Cephalochordata and Vertebrata
✓ Correct answer: b) All chordates are vertebrates but all vertebrates are not chordates.
Explanation1. Correct → Urochordata and Cephalochordata are called protochordates.2. Incorrect → It should be the other way: All vertebrates are chordates, but all chordates are not vertebrates.3. Correct → In Urochordata, notochord is only in the larval tail.4. Correct → Phylum Chordata has 3 subphyla: Urochordata, Cephalochordata, Vertebrata.
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