Recent questions without answers

For a mechanically reversible isobaric process taking place in a closed system involving $5$ moles of an ideal gas, the temperature increases from an initial value of $30...

The contour length of a B-DNA molecule that encodes a bacterial protein of $33 \: \text{kDa}$ is $\_\_\_\_$ $\mathrm{ nm}$.Consider the average molecular weight of an ami...

Within the Michaelis-Menten framework, the ratio of $v_{0} / V_{\max }$ when $[\mathrm{S}]=20 \times K_{\mathrm{m}}$ is $\_\_\_\_\_$(Round off to two decimal places)

Consider a nonlinear algebraic equation, $e^{x}-2=0$. Using the Newton-Raphson method, with the initial guess of $x_{0}=1$, the approximated value of the root of the equa...

The value of $k$, for which the linear equations $2 x+3 y=6$ and $4 x+6 y=3 k$ have at least one solution, is $\_\_\_\_\_$ (Answer in integer)

Two fair six-sided dice, with sides numbered $1$ to $6$ , are thrown once. The probability of getting $7$ as the sum of the numbers on the top side of the dice is $\_\_\_...

Correctly match the Inhibitor with its respective Function in mitochondrial respiration.\[\begin{array}{|l|}\hline\begin{array}{l|l}\textbf{Inhibitor} & \textbf{Function}...

​​​​​An octapeptide composed of these $L$-amino acids - Lys, Thr, Ser, Met, Arg, Trp, Tyr, Glu - was subjected to analyses with the following outcomes:$\text{P}$. The N-t...

​​​Correctly match the type of Hypersensitivity reaction with its respective Example.$$\begin{array}{|l|l|}\hline \textbf{Hypersensitivity reaction} & \textbf{Example} \\...

Correctly match the Enzyme with its respective Function.\begin{array}{|l|l|}\hline \textbf{ Enzyme } & \textbf{ Function } \\\hline \text{P. Gyrase} & 1. \text{Removes a ...

​​​​Correctly match the Coenzyme with its respective involvement in a specific Reaction type.\begin{array}{|l|l|}\hline \textbf{Coenzyme } & \textbf{Reaction type} \\\hli...

​​​​A thermometer measuring body temperature follows a first-order response with a time constant of $40$ seconds. The instrument will reach $95 \%$ of its steady-state ou...

​​​​​The output $y(t)$ of a first-order process is governed by the following differential equation\[\tau_{p} \frac{d y}{d t}+y=K_{p} f(t)\]where $\tau_{p}$ is a non-zero ...

​​Let $m$ and $n$ be fixed real numbers. If the function $y(t)=C_{1} e^{t}+C_{2} e^{-t}$ is a solution of$$ \frac{d^{2} y}{d t^{2}}+m \frac{d y}{d t}+n y=0$$for any const...

​​​​If the function$$ f(x)=\left\{\begin{array}{ll}\sin 2 x, & \text { for } x>0 \\a+b x, & \text { for } x \leq 0\end{array}\right.$$where $a$ and $b$ are constants, is ...

​​​​Correctly match the following Bioinformatic tool/Database with its respective Utility.\begin{array}{|l|l|}\hline \textbf{Bioinformatic tool/Database} & \textbf{Utilit...

​​​​Correctly match the herbicide with its mode of development of resistance in plants.\begin{array}{|l|l|}\hline \textbf{Herbicide } & \textbf{Mode of development of res...

​​​​​Which of the following statements is/are true regarding the effect of the concentration of metabolic intermediates on glycolysis in erythrocytes?Increased AMP levels...

​​​​Which of the following statements about initiation of DNA replication in eukaryotes is/are true?DNA replication is initiated at the origin of replication licensed by ...

​​​​Which of the following proteins is/are involved in intraflagellar transport?MicrotubulesMyosinActinKinesin

​​​​Which of the following statements is/are true about telomerase?Telomerase has $5^{\prime}-3^{\prime}$ DNA-dependent DNA polymerisation activityTelomerase has $5^{\pri...

​​​The blood group of the mother is $\mathrm{A}^{+}$and that of the father is $\mathrm{AB}^{+}$. Which of the following statements is/are correct?Probability of the offsp...

​​​​Which of the following methods is/are used for identifying histone modifications?ChIP-seqMass spectrometryImmunofluorescencePatch-clamp electrophysiology

​​​​​Which of the following amino acids contain(s) two chiral carbons?L-LeucineL-ThreonineL-IsoleucineL-Asparagine

In a fermentation process, each mole of glucose is converted to biomass $\left(\mathrm{CH}_{1.8} \mathrm{O}_{0.5} \mathrm{~N}_{0.2}\right)$, with a biomass yield coeffici...

Let $a_{0}=0$ and define $a_{n}=\frac{1}{2}\left(1+a_{n-1}\right)$ for all positive integers $n \geq 1$. The least value of $n$ for which $\left|1-a_{n}\right|<\frac{1}{2...

The percentage of light that would pass through a sample with an absorbance of $2$ would be $\_\_\_\_\_$ $\%$ .(Round off to the nearest integer)

Let $A=\left(\begin{array}{ccc}1 & 0 & 1 \\ 0 & k & 0 \\ 3 & 0 & -1\end{array}\right)$. If the eigenvalues of $A$ are $-2,1$, and $2$ , then the value of $k$ is $\_\_\_\_...

An NMR spectrometer operating at proton resonance frequency $(v)$ of $1 \: \mathrm{GHz}$ will have a magnetic field strength of $\_\_\_\_$ Tesla (T).The gyromagnetic rati...

For the coupled reactions given below\[\begin{array}{ll}\text { Glucose 6-phosphate }+\mathrm{H}_{2} \mathrm{O} \rightarrow \text { Glucose }+\mathrm{Pi} & \text { (React...

Aqueous two-phase extraction is used to recover α-amylase from a solution. A polypropylene glycol-dextran mixture is added and the solution separates into upper and lower...

In adsorption chromatography, the adsorption of uncharged solute molecules onto a silica-based stationary phase is by $\_\_\_\_\_\_\_$.covalent bondselectrostatic interac...

The transfer function of a process is $G(s)=\frac{K_{p}}{\tau_{p} s+1}$, where $K_{p}$ is the gain and $\tau_{p}$ is the time constant. This is a $\_\_\_\_\_\_$ process.f...

Mendel's 'law of segregation' applies to the segregation of $\_\_\_\_\_\_\_\_$ during gamete formation.mitochondrial genesalleles of a genelinked genes on the same chromo...

Co-translational translocation of proteins is observed in $\_\_\_\_\_\_\_$.endoplasmic reticulumGolgi complexmitochondriaperoxisomes

$2$-mercaptoethanol breaks the $\_\_\_\_\_\_\_$ covalent bond between light and heavy chains of an immunoglobulin molecule.$\text{C-N}$ $\text{N-O}$$\text{S-C}$$\text{S-S...

A cultured skin fibroblast cell of a goat ' $\mathrm{P}$ ' was fused with an enucleated ovum of a goat ' $\mathrm{Q}$ '. The resultant activated early embryo was then tra...

Which one of the following is the basic principle of Sanger's DNA sequencing method?Chain termination by incorporation of dideoxynucleotidesChain elongation by incorporat...

An element that is present in a nucleotide but not in a nucleoside is $\_\_\_\_\_\_\_$carbonnitrogenoxygenphosphorous

Krebs $\text{(TCA)}$ cycle is $\_\_\_\_\_\_$ pathway.only an anaboliconly a catabolic an amphibolica pyogenic