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Transcript
External Development ⢠Development occurs outside the female body a) in water: 1. Nourishment for the developing embryo is supplied by the yolk stored in the egg 2. No parental care 3. Examples are fish and frogs b) on land: 1. Production of egg and shell (protection) 2. SOME parental care 3. Developing embryoâs source of food is the yolk 4. Examples are birds and reptiles
