Practice Questions

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#Question id: 23187

Which of the following is true about photoactivable fluorescent proteins?

#Unit 13. Methods in Biology

Photoactivable fluorescent protein can be switched on by x-rays.
Variant of fluorescent molecule that can be photoactivated by a wavelength different from its excitation wavelength
Variant of fluorescent molecule that can be photoactivated by a same wavelength
Pin hole can be used to switch on the fluorescence of the variant molecule

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TLS Online TPP Program

#Question id: 16787

#Unit 13. Methods in Biology

The following observations are arranged in ascending order. The median of the data is 15 find the value of x.

8, 11, 12, x + 6, 17, 18, 23

TLS Online TPP Program

#Question id: 15758

#Unit 12. Applied Biology

Adsorbants like activated charcoal or PVP (polyvinylpyrrolidon) may be used as adsorbant to prevent

TLS Online TPP Program

#Question id: 4323

#Unit 3. Fundamental Processes

Muscle cells differ from nerve cells mainly because they

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#Question id: 23459

#General Aptitude

Statement— Should India give away Kashmir to Pakistan?

I) No. Kashmir is a beautiful state. It earns a lot of foreign exchange for India.

II) Yes. This would help settle conflicts.

TLS Online TPP Program

#Question id: 22947

#Unit 5. Developmental Biology

FLOWERING LOCUS M (Floral repressor) that is expressed in leaves and apex, belongs to: