External fertilization is seen is
(a) Mammals and birds
(c) Fishes and birds
(b) Reptiles and sponges
(d) Sponges and amphibians
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1
Answer:
a and c
undergoe external fertilisation
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0
Answer:
External fertilization is characterized by the release of both sperm and eggs into an external environment; sperm will fertilize the egg outside of the organism, as seen in spawning.
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