Recent questions tagged gate2020

Rajiv Gandhi Khel Ratna Award was conferred _______ Mary Kom, a six-time world champion in boxing, recently in a ceremony _______ the Rashtrapati Bhawan (the President’s ...

Despite a string of poor performances, the chances of K.L. Rahul’s selection in the team are ________slimbrightobviousuncertain

Select the word that fits the analogy:$\text{Cover : Uncover :: Associate :}$ _______UnassociateInassociateMisassociateDissociate

For a matrix $M=[m_{ij}]; \: i,j=1,2,3,4$, the diagonal elements are all zero and $m_{ij}=-m_{ji}$. The minimum number of elements required to fully specify the matrix is...

Protein $P$ becomes functional upon phosphorylation of a serine residue. Replacing this serine with _____________ will result in a phosphomimic mutant of $P$.alanineaspar...

Ras protein is atrimeric GTPase involved in relaying signal from cell surface to nucleusmonomeric GTPase involved in relaying signal from cell surface to nucleustrimeric ...

Which of the following statements are $CORRECT$? Viruses can play a role in causing human cancer.A tumor suppressor gene can be turned off without any change in its $DNA$...

Which class of antibody is first made by developing $B$ cells inside bone marrow?$IgG$$IgE$$IgA$$IgM$

Determine the correctness or otherwise of the following Assertion [$a$] and the Reason [$r$] regarding mammalian cells.Assertion [$a$]: Cells use $Ca^{2+}$, and not $Na^{...

Vincristine and vinblastine, two commercially important secondary metabolites from $Catharanthus\; roseus$, are examples ofalkaloidsflavonoidsterpenoidssteroids

$DNA$ synthesized from an $RNA$ template is calledrecombinant $DNA$transcript$T-DNA$complementary $DNA$

Two monomeric His-tagged proteins of identical molecular weight are present in a solution. pIs of these two proteins are $5.6$ and $6.8$. Which one of the following techn...

During a positive-negative selection process, transformed animal cells expressing __________________ are killed in presence of ganciclovir in the medium.Pyruvate kinasevi...

A vector derived from which one of the following viruses is used for high - frequency genomic integration of a transgene in animal cells?AdenoviruAdeno-associated virusLe...

Which one of the following statements about $Agrobacterium \;Ti\; plasmid$ is $CORRECT$?$Vir$ genes are located within the $T-DNA$ segmentPhytohormone biosynthesis genes ...

Which of the following types of molecules act as biological catalysts?Protein$RNA$Phospholipid$P$ and $Q$ only$P$ and $R$ only $Q$ and $R$ only$P, Q$ and $R$

Which one of the following media components is used to maintain $pH$ in mammalian cell culture?$CaCl_{2}$$MgSO_{4}$$NaCl$$NaHCO_{3}$

Which of the following are energy transducing membranes?Plasma membrane of bacteriaInner membrane of chloroplastsInner membrane of mitochondria$P$ and $Q$ only$P$ and $R$...

Amino acid sequences of cytochrome $c$ and ribulose $5$-phosphate epimerase from $40$ organisms were chosen and phylogenetic trees were obtained for each of these two pro...

A microorganism isolated from a salt-rich (salt concentration $\sim2$ $M$) lake was found to possess diglycerol tetraethers, with polyisoprenoid alcohol side chains, as t...

A function $f$ is as follows:$$f(x) = \begin{cases} 15 & \text{if }x<1 \\ cx& \text{if } x\geq 1 \end{cases}$$The function $f$ is a continuous function when $c$ is equal ...

Given that $Z=X^{2}+Y^{2}$, the value of $\dfrac{\partial Z}{\partial X}$ for $X=1$ and $Y=0$ is ________________ (answer is an integer).

The elemental composition of dry biomass of a yeast species is $CH_{1.6}O_{0.4}N_{0.2}S_{0.0024}P_{0.017}$. The contribution of carbon to the dry biomass is _________ $\%...

Solvents $A$ and $B$ are completely immiscible. Solute $S$ is soluble in both these solvents. $100\: g$ of $S$ was added to a container which has $2\: kg$ each of $A$ and...