Plant having height 6 cm are allowed to cross with plant having height 2 cm , all F1 progeny having height uniform 4 cm were allowed selfing to produced F2 progeny in which 3 plant out of  8 having height  4 cm . what are number of polygene involve in that trait ?

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#Question id: 2936

#Part-A Aptitude & General Biotechnology

The stable attachment of sister kinetochores to microtubules emanating from opposite spindle poles is called:

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#Question id: 2937

#Part-A Aptitude & General Biotechnology

Separase initiates sister chromatid segregation at anaphase by cleaving:

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#Question id: 2938

#Part-A Aptitude & General Biotechnology

Which of the following inhibit(s) cyclin A/Cdk2 activity?

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#Question id: 2939

#Part-A Aptitude & General Biotechnology

Failure of which cell-cycle checkpoint is most likely to result in non-dysjunction?

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#Question id: 2940

#Part-A Aptitude & General Biotechnology

Chk1is activated by:

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#Question id: 2941

#Part-A Aptitude & General Biotechnology

Centromeric Rec8 becomes cleaved during: