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MIDDLE SCHOOL

Life Science

Biological Evolution: Unity and Diversity

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Biological Evolution: Unity and Diversity: Vertebrates and Invertebrates

ืจื‘ื™ื™ื” ืฉืœ ื—ืจืงื™ื

Description

ืจื‘ื™ื™ื” ืฉืœ ื—ืจืงื™ื

ื—ืจืงื™ื ืžืชืจื‘ื™ื ื‘ื“ืจื›ื™ื ืžื™ื ื™ื•ืช ืื• ืืœ-ืžื™ื ื™ื•ืช. ื‘ืจื‘ื™ื™ื” ืžื™ื ื™ืช, ื–ื›ืจื™ื ื•ื ืงื‘ื•ืช ืžื–ื“ื•ื•ื’ื™ื, ื•ืžืฉืœื‘ื™ื ื—ื•ืžืจ ื’ื ื˜ื™ ืœื™ืฆื™ืจืช ืฆืืฆืื™ื ืžื’ื•ื•ื ื™ื. ืจื‘ื™ื, ื›ืžื• ืคืจืคืจื™ื ื•ื—ื™ืคื•ืฉื™ื•ืช, ืขื•ื‘ืจื™ื ืžื˜ืžื•ืจืคื•ื–ื” ืžืœืื” โ€” ื‘ื™ืฆื”, ื–ื—ืœ, ื’ื•ืœื ื•ื‘ื•ื’ืจื™ื. ื‘ืจื‘ื™ื™ื” ืืœ-ืžื™ื ื™ืช, ื—ืœืง ืžื”ื ืงื‘ื•ืช, ื›ืžื• ื›ื ื™ืžื•ืช, ืžื™ื™ืฆืจื•ืช ืฆืืฆืื™ื ื–ื”ื™ื ืœืœื ื‘ืŸ...

Transcript

ืœื—ืจืงื™ื ื™ืฉ ื“ืจื›ื™ื ืžืจืชืงื•ืช ืœื”ืชืจื‘ื•ืช. ื”ื ื™ื›ื•ืœื™ื ืœื™ืฆื•ืจ ื“ื•ืจื•ืช ื—ื“ืฉื™ื ื‘ืฉืชื™ ื“ืจื›ื™ื ืขื™ืงืจื™ื•ืช: ืจื‘ื™ื™ื” ืžื™ื ื™ืช ื•ืจื‘ื™ื™ื” ืืœ-ืžื™ื ื™ืช.

ื‘ืจื‘ื™ื™ื” ืžื™ื ื™ืช, ื–ื›ืจ ื•ื ืงื‘ื” ืžื–ื“ื•ื•ื’ื™ื ื•ืžืฉืœื‘ื™ื ืืช ื”ื—ื•ืžืจ ื”ื’ื ื˜ื™ ืฉืœื”ื ืœื™ืฆื™ืจืช ืฆืืฆืื™ื.

ืœื“ื•ื’ืžื”, ืœืื—ืจ ื”ื”ื–ื“ื•ื•ื’ื•ืช, ื ืงื‘ื” ืžื˜ื™ืœื” ื‘ื™ืฆื™ื ืžื•ืคืจื•ืช ืฉื‘ื•ืงืขื•ืช ืœื–ื—ืœื™ื ื•ื‘ื”ืžืฉืš ื”ื•ืคื›ื•ืช ืœืคืจืคืจื™ื ื‘ื•ื’ืจื™ื. ื—ื™ืคื•ืฉื™ื•ืช, ื ืžืœื™ื ื•ืจื•ื‘ ื”ื—ืจืงื™ื ื”ืื—ืจื™ื ื’ื ื”ื ืžืชืจื‘ื™ื ื›ืš.