Human Reproduction — BIOLOGY STD 12 Science — Question
Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction1 Mark
Question
Define external fertilization.
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Answer
In most of the aquatic algae and animals like earthworm, cockroach, insects, fishes and amphibians, gametic fusion (fusion of sperms and ova) takes place outside the body of female ie. in external medium like water hence it is said to be external fertilization.
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