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801
GATE2018-1
Consider an unfair coin. The probability of getting heads is $0.6$. If you toss this coin twice, what is the probability that the fast or the second toss is heads? $0.56$ $0.64$ $0.84$ $0.96$
Consider an unfair coin. The probability of getting heads is $0.6$. If you toss this coin twice, what is the probability that the fast or the second toss is heads?$0.56$$...
0 votes
0 answers
802
GATE2018-13
Which one of the following bioreactor configurations is the basis for a trickling biological filter? Stirred tank Packed bed Air lift Fluidized bed
Which one of the following bioreactor configurations is the basis for a trickling biological filter?Stirred tankPacked bedAir liftFluidized bed
0 votes
0 answers
803
GATE2018-2
If serum is removed from the growth medium of human embryonic kidney cell line (HEK), then the cells will proliferate faster proliferate normally undergo cell cycle arrest undergo immediate apoptosis
If serum is removed from the growth medium of human embryonic kidney cell line (HEK), then the cells willproliferate fasterproliferate normallyundergo cell cycle arrestun...
0 votes
0 answers
805
GATE2018-48
Mammalian cells in active growth phase were seeded at a density of $1 \times 10^5$ cells/ml. After $72$ hours, $1 \times 10^6$ cells/ml were obtained. The population doubling time of the cells in hours is (up to two decimal places) ________________
Mammalian cells in active growth phase were seeded at a density of $1 \times 10^5$ cells/ml. After $72$ hours, $1 \times 10^6$ cells/ml were obtained. The population doub...
0 votes
0 answers
806
GATE2018-3
The repeat sequence of telomere in humans is $5'-\text{TATAAT}-3’$ $5'-\text{TTAGGG}-3'$ $5’-\text{GGGCCC}-3'$ $5’-\text{AAAAAA }-3'$
The repeat sequence of telomere in humans is$5'-\text{TATAAT}-3’$$5'-\text{TTAGGG}-3'$$5’-\text{GGGCCC}-3'$$5’-\text{AAAAAA }-3'$
0 votes
0 answers
807
GATE2018-14
Cell type A secretes molecule X into the culture medium. Cell type B in the same culture responds to the molecule X by expressing protein Y. Which one of the following modes of signaling represents the interaction between A and B? Autocrine Juxtacrine Paracrine Intracrine
Cell type A secretes molecule X into the culture medium. Cell type B in the same culture responds to the molecule X by expressing protein Y. Which one of the following mo...
0 votes
0 answers
810
GATE2018-17
Which one of the following techniques is used to monitor RNA transcripts, both temporally and spatially? Northern blotting In situ hybridization Southern blotting Western blotting
Which one of the following techniques is used to monitor RNA transcripts, both temporally and spatially?Northern blottingIn situ hybridizationSouthern blottingWestern blo...
0 votes
0 answers
811
GATE2018-GA-2
In spite of being warned repeatedly, he failed to correct his _________ behaviour." The word that best fills the blank in the above sentence is rational reasonable errant good
In spite of being warned repeatedly, he failed to correct his _________ behaviour."The word that best fills the blank in the above sentence isrationalreasonableerrantgood...
–1 votes
0 answers
812
GATE2018-24
A single stem cell undergoes $10$ asymmetric cell divisions. The number of stem cells at the end is _________
A single stem cell undergoes $10$ asymmetric cell divisions. The number of stem cells at the end is _________
0 votes
0 answers
813
GATE2018-12
Which of the following technique(s) can be used to study conformational changes in myoglobin? Mass spectrometry Fluorescence spectroscopy Circular dichroism spectroscopy Light microscopy P only P and S only Q and R only S only
Which of the following technique(s) can be used to study conformational changes in myoglobin?Mass spectrometryFluorescence spectroscopyCircular dichroism spectroscopyLigh...
0 votes
0 answers
815
GATE2018-GA-1
"When she fell down the __________, she received many __________ but little help." The words that best fill the blanks in the above sentence are stairs, stares stairs, stairs stares, stairs stares, stares
"When she fell down the __________, she received many __________ but little help."The words that best fill the blanks in the above sentence arestairs, staresstairs, stair...
0 votes
0 answers
818
GATE2018-28
Match the classes of RNA molecules in $\text{Group I}$ with their functions in $\text{Group II}$ ... $\text{P-1, Q-4, R-5, S-2}$ $\text{P-4, Q-1, R-2, S-5}$
Match the classes of RNA molecules in $\text{Group I}$ with their functions in $\text{Group II}$.$\begin{array}{|l|l|l|l|} \hline & \text{Group I} && \text{Group II} \\ ...
0 votes
0 answers
819
GATE2018-25
Genomic DNA isolated from a bacterium was digested with a restriction enzyme that recognizes a $6$-base pair (bp) sequence. Assuming random distribution of bases, the average length (in bp) of the fragments generated is __________
Genomic DNA isolated from a bacterium was digested with a restriction enzyme that recognizes a $6$-base pair (bp) sequence. Assuming random distribution of bases, the ave...
0 votes
0 answers
821
GATE2018-39
Match the industrial products mentioned in Group I with their producer organisms in Group II ... $\text{P-2, Q- 1, R- 4, S-3}$ $\text{P- 3, Q- 1, R- 4, S-2}$
Match the industrial products mentioned in Group I with their producer organisms in Group II$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{Group II} \\ \h...
0 votes
0 answers
822
GATE2018-GA-9
If $x^2 + x – 1 = 0$ what is the value of $x^4 + \dfrac{1}{x^4}$? $1$ $5$ $7$ $9$
If $x^2 + x – 1 = 0$ what is the value of $x^4 + \dfrac{1}{x^4}$?$1$$5$$7$$9$
1 votes
0 answers
823
GATE2018-11
Which one of the following is NOT a principal component of innate immunity? Mucosal epithelia Dendritic cells Complement system Memory B-cells
Which one of the following is NOT a principal component of innate immunity?Mucosal epitheliaDendritic cellsComplement systemMemory B-cells
0 votes
0 answers
825
GATE2018-4
If a segment of a sense strand of DNA is $5'-\text{ATGGACCAGA}-3'$, then the resulting RNA sequence after transcription is $5' – \text{AGACCAGGTA}-3’$ $5'- \text{UCUGGUCCAU}-3'$ $5'- \text{UACCUGGUCU}- 3'$ $5’ -\text{AUGGACCAGA}-3’$
If a segment of a sense strand of DNA is $5'-\text{ATGGACCAGA}-3'$, then the resulting RNA sequence after transcription is$5' – \text{AGACCAGGTA}-3’$$5'- \text{UCUGGU...
0 votes
0 answers
826
GATE2018-6
Which of the following components constitute a molecular mechanics force field? Bond stretching Bond angle bending Torsional bond rotation Non-bonded interactions P and Q only P, Q and R only P, Q and S only P, Q, R and S
Which of the following components constitute a molecular mechanics force field?Bond stretchingBond angle bendingTorsional bond rotationNon-bonded interactionsP and Q only...
0 votes
0 answers
828
GATE2018-22
The variable $z$ has a standard normal distribution. If $P(0 \leq z \leq 1)= 0.34$ then $P(z^2 > 1)$ is equal to (up to two decimal places) ____________
The variable $z$ has a standard normal distribution. If $P(0 \leq z \leq 1)= 0.34$ then $P(z^2 1)$ is equal to (up to two decimal places) ____________
0 votes
0 answers
829
GATE2018-34
Which of the following are true about bacterial superoxide dismutase? Present in obligate aerobes Present in facultative anaerobes Present in aerotolerant anaerobes Absent in obligate aerobes P and Q only P, Q and R only P and R only Q and S only
Which of the following are true about bacterial superoxide dismutase?Present in obligate aerobesPresent in facultative anaerobesPresent in aerotolerant anaerobesAbsent in...
0 votes
0 answers
831
GATE2018-27
Which of the following cytokines are endogenous pylogens? Tumor necrosis factor-$\alpha$ Interleukin-$1$ Transforming growth factor-$\beta$ Interleukin-$10$ P and Q only P and R only R and S only Q and S only
Which of the following cytokines are endogenous pylogens?Tumor necrosis factor-$\alpha$Interleukin-$1$Transforming growth factor-$\beta$Interleukin-$10$P and Q onlyP and ...
0 votes
0 answers
833
GATE2018-20
Which one of the following plant secondary metabolites is a natural insecticide? Digitoxin Pyrethrin Salicylic acid Avenacin A-$1$
Which one of the following plant secondary metabolites is a natural insecticide?DigitoxinPyrethrinSalicylic acidAvenacin A-$1$
0 votes
0 answers
835
GATE2018-21
The determinant of the matrix $\begin{pmatrix} 4 & -6 \\ -3 & 2 \end{pmatrix}$ is _________
The determinant of the matrix $\begin{pmatrix} 4 & -6 \\ -3 & 2 \end{pmatrix}$ is _________
0 votes
0 answers
837
GATE2018-10
Which one of the following metabolic processes in mammalian cells does NOT occur in the mitochondria? Citric acid cycle Oxidative phosphorylation Fatty acid $\beta$-oxidation Glycolysis
Which one of the following metabolic processes in mammalian cells does NOT occur in the mitochondria?Citric acid cycleOxidative phosphorylationFatty acid $\beta$-oxidatio...
0 votes
0 answers
838
GATE2018-GA-7
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed? $2$0$ $48$ $60$ $72$
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed?$2$0$$48$$60$$72$
0 votes
0 answers
839
GATE2018-5
Which one of the following is an example of a neurotoxin? Cholera toxin Streptolysin-O Botulinuin toxin Diphtheria toxin
Which one of the following is an example of a neurotoxin?Cholera toxinStreptolysin-OBotulinuin toxinDiphtheria toxin
0 votes
0 answers
840
GATE2018-19
Which one of the following is the solution for $\cos^2 x + 2 \cos x + 1 = 0$, for values of $x$ in the range of $0^\circ < x < 360^\circ$ $45^\circ$ $90^\circ$ $180^\circ$ $270^\circ$
Which one of the following is the solution for $\cos^2 x + 2 \cos x + 1 = 0$, for values of $x$ in the range of $0^\circ < x < 360^\circ$$45^\circ$$90^\circ$$180^\circ$$2...
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