veksin kise khete hai Aapne mummy Papa se puchu ki unhone aapko bachpan mein kon kon se tike lagvaye the
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The frog egg is a huge cell; its volume is over 1.6 million times larger than a normal frog cell. During embryonic development, the egg will be converted into a tadpole containing millions of cells but containing the same amount of organic matter. The upper hemisphere of the egg — the animal pole — is dark.
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