List of top Questions asked in GAT-B- 2021

Fleming's "left hand rule" is associated with the effect of

Choose the correct statement about kelps.

Match the components of List I with those of List II:

The restriction endonuclease which cleaves the given sequence at the indicated site is: $$(5') G \downarrow GATCC (3')$$ $$(3') CCTAG \uparrow G (5')$$

Which of the following groups consists of analogous organs?

The dihedral angles $\phi$, $\psi$ are referred to as

The metal atom present in Vitamin B12 is

The molarity of pure water is

An oxidizing agent is defined as a

The major storage form of lipids is:

Emulsifier is an agent which

In sickle-cell anemia, the negatively charged glutamic acid residue is replaced by which one of the following neutral amino acids?

At what level of structure do Myoglobin and Hemoglobin differ the most with respect to their function?

Which one of the following activities is associated with Reverse transcriptase enzyme?

$\alpha$-D-glucose and $\beta$-D-glucose are

Hemoglobin's $p50$ value is about ________ as great as myoglobin's $p50$ value.

What is the minimum number of beta-strands that can be twisted and packed to form a beta-barrel structure?

The bacterial mRNA binds to ribosomes through the

D-Alanine and L-Alanine are technically known as

The specific cleavage at Phe, Tyr and Trp amino acids is catalyzed by

In Transmission Electron Microscope (TEM), a beam of electrons interact with the specimen to form the image as

EcoR1 enzyme recognizes the sequence GAATTC. A stretch of linear DNA with six sites will give rise to

The concentration of ligand is equal to $K_{d}$ when the fraction of the ligand bound to the protein is

In the lac operon, promoter and operator refer to

A solid which is not transparent to visible light and whose conductivity increases with temperature is formed by: