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Which among the following is incorrect about Gnathostomata?

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in Biology – Class 11 by (272k points)
Which among the following is incorrect about Gnathostomata?

(a) These are vertebrates with jaws

(b) This super class is classified into Pisces and tetrapods based on their type of blood

(c) Pisces use fins for their movement

(d) Tetrapods use limbs for their movement

The question was posed to me in final exam.

My enquiry is from Animal Kingdom topic in chapter Animal Kingdom of Biology – Class 11

1 Answer

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Right choice is (b) This super class is classified into Pisces and tetrapods based on their type of blood

Explanation: Gnathostomata are vertebrates with jaws. This super class is classified into psices and tetrapods based on the organs they use for their movement. Pisces use fins for their movement. Tetrapods use limbs for their movement.

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