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All of the Following Individuals Are Allowed a Deduction Except

question 7

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All of the following individuals are allowed a deduction except


Definitions:

Echinoderms

A phylum of marine animals characterized by radial symmetry, a calcareous skeleton, and a water vascular system, includes starfish and sea urchins.

Primitive Groove

A depression or furrow on the surface of an early embryo that is involved in the process of gastrulation, leading to the development of different layers.

Gastrulation

An early embryonic phase in animal development during which the single-layered blastula is reorganized into a multilayered structure known as the gastrula.

Morula Stage

An early stage in embryonic development characterized by a solid ball of cells resulting from the division of a fertilized egg.

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