In conjugation, transformation, or transduction, the recipient bacteria is most likely to accept donor DNA

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#Question id: 15275

#XL - Q Biochemistry

Affinity chromatography on oligo(dT)-cellulose columns, is used for eukaryotic mRNA extraction, instead of using oligo(dT)-cellulose we can also use

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#Question id: 8718

#XL - S Microbiology

Which of the following would, if it had acted upon a gene, prevent this gene from acting as a reliable molecular clock?

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#Question id: 2139

#XL - T Zoology

A process not involving the fusion of two membranes or two regions of the same membrane is:

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#Question id: 11384

#XL - R Botany

Two islands, P and Q, are similar in habitat and other features. They are 100 and 200 km2 in size respectively, but have the same number of species. Which of the following statements can independently explain this observation?

(i) P is closer to the mainland than Q

(ii) P is further away from the mainland than Q

(iii) P has higher speciation rates than Q

(iv) P has lower speciation rates than Q

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#Question id: 27336

#XL - T Zoology

Match the nitrogenous bases in Group I with their corresponding chemical names in Group II.