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Write the scientific name of the fruit-f...

Write the scientific name of the fruit-fly. Why did Morgan prefer to work with fruit-flies for his experiments ? State any three reasons.

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Drosophila melanogaster.
(i)The generation time is 12-14 days.
(ii)It can be multiplied in large number under laboratory conditions.
(iii)Male and female flies are externally differentiable.
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MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-REVISION EXERCISES (SHORT ANSWER TYPE-I(B. QUESTIONS FROM CBSE EXAMINATIONS))
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  12. Write the types of sex-determination mechanisms the following crosses ...

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  14. In Snapdragon, a cross between true-breeding red flowered (RR) plants ...

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  15. Differentiate between male and female heterogamety.

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