An obsolete taxon, the ʺRadiata,ʺ included all phyla whose adults had true radial symmetry. Today, the ʺRadiataʺ is more correctly considered to be

1. a clade.

2. a grade.

3. monophyletic.

4. paraphyletic.

5. polyphyletic.

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#Question id: 17198

#XL - T Zoology

What is the role of endorphins?

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#Question id: 17214

#XL - T Zoology

What is the effect of alarm reaction on cardiac system?

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#Question id: 17215

#XL - T Zoology

What do you mean by local adaption system (LAS)?

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#Question id: 17216

#XL - T Zoology

What do you mean by negative feedback system?

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#Question id: 17217

#XL - T Zoology

Which of the following stress affects the body's structure and function Such as diseases, mobility problems?

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#Question id: 17218

#XL - T Zoology

Which of the following promotes fluid retention which increases BP?