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Critics of the Use of Ability Grouping in Schools Have

question 58

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Critics of the use of ability grouping in schools have charged that


Definitions:

Peptide Hormone

Chemical messengers synthesized as peptides and regulate physiological processes, including growth, appetite, and metabolism.

Phthalates

A group of chemicals used to make plastics more flexible and harder to break, often found in various consumer products.

PCBs

Polychlorinated biphenyls, a group of man-made organic chemicals known for their environmental persistence and potential health hazards.

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