NEET 2021 Question Paper Mock Test

It is possible to detect the mutated gene causing cancer by allowing radioactive probe to hybridise its complementary DNA in a clone of cells, followed by its detection using autoradiography because:

Plasmid pBR322 has Pst I restriction enzyme site within gene $am{p}^R$ that confers ampicillin resistance. If this enzyme is used for inserting a gene for $\beta$ -galactosidase production and the recombinant plasmid is inserted in a E. coli strain:

In some members of which of the following pairs of families, pollen grains retain their viability for months after release?

What is the role of RNA polymerase III in the process of transcription in eukaryotes?

In the exponential growth equation $N_t=N_0{e}^{rt}$, $e$ represents: