Amphibians like frogs show 1
(a)Internal fertilization (b) Internal development
(c)External fertilization (d) External development
(i) (a) and (b) (ii) (c) and (d) (iii) (a) and (d) (iv) (b) and (d)
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(i) (a) and (b .....
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- External fertilisation
- External development
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