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Crossing over occurs between sister chro...

Crossing over occurs between sister chromatids. True or False ?

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The correct Answer is:
False
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Crossing over occurs at

Crossing over brings about

Synapsis occurs between:

Crossing over occurs during leptotene stage of meiosis.

Crossing over may result in:

Four different steps that occur during meiosis are given in the following list. (i) Complete separation of chromatids (ii) Pairing of homologous chromosomes (iii) Lining up of paired chromosomes on equator (iv) Crossing over between chromatids Select the correct sequential arrangement of the steps.

Crossing over takes place in:

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Test cross is a cross between :

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  1. Who proposed strain and torsion theory to account for crossing over ?

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  2. Who proposed breakage first theory for crossing over ?

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  3. Crossing over occurs between sister chromatids. True or False ?

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  4. The gene for baldness behaves as an autosomal dominant in males and au...

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  5. Type of food is responsible for fertile queen and sterile worker bees....

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  6. What will be the eye character of a male child if a colourblind woman ...

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  7. In which mammal the barr body was first discovered ? From which cell ?

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  8. In which of the following, sex is determined environmentally ?

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  9. In birds which sex is heterogametic ?

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  10. What is the tendency of two or more genes of the same chromosome to re...

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  11. Name the process that breaks the linkage between two genes of the same...

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  12. What type of linkage is seen in male Drosophila ?

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  13. Which cytological phenomenon is antagonistic to linkage ?

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  14. Who proposed genic balance theory for determination of sex in Drosophi...

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  15. Somatic chromosomes are autosomes while sex chromosomes are called

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  16. What are the chromosome which control body characters, but not the sex...

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  17. Which theory of sex determination is applicable for freemartins ?

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  18. Which factor determines the sex in Bonellia ?

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  19. Name the sex chromosomes in man.

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  20. Which syndrome is expressed if a man has chromosome constitution 44 au...

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