Practice Questions

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#Question id: 5703

Robertsonian translocation is reciprocal exchange of genetic segment between two acrocentric chromosomes. Which of the following is incorrect statement?

#SCPH06 I Botany

Translocation resulting karyotype in humans leaves only 45 chromosomes
Robertsonian translocations carrier individuals are not associated with any phenotypic abnormalities
All gamete of Robertsonian translocations carrier are unbalanced gametes that lead to miscarriages or abnormal offspring
Carriers of Robertsonian translocations involving chromosome 21 have a higher risk of having a child with Down syndrome

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#Question id: 8288

#SCPH05 I Biotechnology

Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of ________.

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#Question id: 2621

#SCPH28 | Zoology

The leaky expression of lac genes ensures that,

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#Question id: 19345

#SCPH06 I Botany

The magnetoelectric and piezoelectric are types of _____ based biosensors?

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#Question id: 4321

#SCPH06 I Botany

A genetic test to detect predisposition to cancer would likely examine the APC gene for involvement in which type(s) of cancer?