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Which of the following statements is cor...

Which of the following statements is correct

A

In honey -bee , functional male does not undrgo meiosis during gamtic heterogametic

B

In flagellaria, male is heterogametic

C

In Bonellia, a hormone- like substance secreted by the probosics is responsible for femaleness,

D

due to the additions of one extera 'X' chromosome in Drosophila in uninuleated sate gynandromouphy is observed

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A
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  2. Mathc the iitems in Column-I Column-II and choose the correct altrenat...

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  3. Which of the following statements is correct

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  4. If an inheritable mutation is observed in a population at high freque...

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  5. The cause of Cat-cry syndrome is due to

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  6. When two genes are situated very closed to each other in a chromosome

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  7. Who is know as father of physiological genetics or father of biochemic...

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  8. When a cluster of genes shows linkage behaviour they

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  9. Which of the following best illustrates FEEDBACK in development

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  10. Match the column I with column II and choose the correct options

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  11. The fruit fly Drosophila melanogaster was found to be very suitable fo...

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  12. The exhange of one part of a chromosome to the other part of some or a...

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  13. If the number fo chromosomes in most body cells of a mammal is 40, the...

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  14. How many nucleosomes are found in helical coil of 30 nm chromatin fibr...

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  15. Biological marriage of one the following should be avoided Or Afte...

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  16. Primary source of allelic variation is

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  17. Presons with the following syndrome have a tendency of tall structure,...

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  18. Recessive characteres are expressd

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  19. Marriage between close relatives should be avoided because it induces...

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  20. In a medico legal case of accidental interchange between two babies in...

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