Silk farmers allow only a small percentage of pupas to develop into moths. Why?
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Silk is obtained at pupa stage and pupa is obtained by the development of eggs. Silk farmer allow only a small percentage of pupas to develop into moths because a large % of pupa is used to obtain silk and very small % of it develops into moths so that they can again get eggs from moths.
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Silk is obtained at pupa stage and pupa is obtained by the development of eggs. Silk farmer allow only a small percentage of pupas to develop into moths because a large % of pupa is used to obtain silk and very small % of it develops into moths so that they can again get eggs from moths.
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