protostomates the presence of gelatinous material in the int
protostomates.
the presence of gelatinous material in the interior of the ctenophore body
| 1. | Comparative embryology helped clarify the relationships among major groups of animals. Bilaterians, for example, are: | ||||||||||||||||
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Solution
1.Correct answer is :protostomates.
Reason: Protostomates include animals with bilateral symmetry.
2.Correct answers are:
Reason:All vertebrates possess as vertebrae and spinal cord and brain is protected by the cranium.
6.Correct answers are:
Reason: All of the options except mobile are correct.

