The σ70 subunit in E. coli RNA polymerase acts as a/an __.

TLS Online TPP Program

#Question id: 180

#XL - T Zoology

Which of the following statements about aromatic amino acids is correct?

TLS Online TPP Program

#Question id: 4599

#XL - S Microbiology

Many crustaceans (for example, lobsters, shrimp, and crayfish) use their tails to swim, but crabs have reduced tails that curl under their shells and are not used in swimming. This is an example of ________.

TLS Online TPP Program

#Question id: 12703

#XL - R Botany

In the plants, due to mutation in the mitochondrial genome causing cytoplasmic male sterility can be influenced by the nuclear gene (Rf),  which is dominant over the cytoplasmic mitochondrial genome. If a male sterile plant  is pollinated by the fertile male plant with homozygous (Rf)condition, the progeny obtained in F1 will have

TLS Online TPP Program

#Question id: 1572

#XL - S Microbiology

function of IL-10

TLS Online TPP Program

#Question id: 1107

#XL - Q Biochemistry

Viagra causes dilation of blood vessels and increased blood flow to the penis, facilitating erection. Viagra acts by inhibiting which of the following events?