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Recent questions tagged gate2018
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41
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Calculus
gate2018
calculus
trigonometry
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0
votes
0
answers
42
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 ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
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–
0
votes
0
answers
43
GATE2018-26
In leguminous plants, both the rhizobium genes and the plant genes influence nodulation and nitrogen fixation. Which one of the following functions is NOT encoded by the host plant genes? Production of inducers that modify rhizobial cell wall Production of flavonoid inducers Establishment of contact between bacteria and legume Root hair curling
In leguminous plants, both the rhizobium genes and the plant genes influence nodulation and nitrogen fixation. Which one of the following functions is NOT encoded by the ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Plant, Animal and Microbial Biotechnology
gate2018
plant
animal
technology
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0
votes
0
answers
44
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Recombinant DNA technology and Other Tools in Biotechnology
gate2018
recombinant
dna
technology
numerical-answers
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–1
votes
0
answers
45
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 _________
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Plant, Animal and Microbial Biotechnology
gate2018
animal
biotechnology
numerical-answers
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0
answers
46
GATE2018-23
The absorbance of a solution of tryptophan measured at $280$ nm in a cuvette of $2.0$ cm path length is $0.56$ at pH $7$. The molar extinction coefficient $(\varepsilon)$ for tryptophan at $280$ nm is $5600$ $M^{-1}$ $cm^{-1}$ at pH $7$. The concentration of tryptophan (in $\mu M$) in the solution is __________
The absorbance of a solution of tryptophan measured at $280$ nm in a cuvette of $2.0$ cm path length is $0.56$ at pH $7$. The molar extinction coefficient $(\varepsilon)$...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Analytical Techniques
gate2018
analytical
techniques
numerical-answers
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0
votes
0
answers
47
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-$1$
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Plant, Animal and Microbial Biotechnology
gate2018
plant
animal
biotechnology
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0
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0
answers
48
GATE2018-16
Standard error is the probability of a type I error in a statistical test the error in estimating a sample standard deviation the standard deviation of a variable that follows standard normal distribution the standard deviation of distribution of sample means
Standard error isthe probability of a type I error in a statistical testthe error in estimating a sample standard deviationthe standard deviation of a variable that follo...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Probability and Statistics
gate2018
probability-and-statistics
statistics
standard-deviation
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0
votes
1
answer
49
GATE2018-18
Identify the character based method(s) used for the construction of a phylogenetic tree. Maximum parsimony Neighbor joining Maximum likelihood Bootstrapping Q only P and R only Q and S only S only
Identify the character based method(s) used for the construction of a phylogenetic tree.Maximum parsimonyNeighbor joiningMaximum likelihoodBootstrappingQ onlyP and R only...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioinformatics
gate2018
bioinformatics
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0
votes
0
answers
50
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Recombinant DNA technology and Other Tools in Biotechnology
gate2018
recombinant
dna
technology
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–
0
votes
0
answers
51
GATE2018-15
Which one of the following statements is true for actin? Actin filament is structurally polarized and the two ends are not identical De novo actin polymerization is a single-step process The pointed end of the actin filaments is the fast growing end Actin forms spindle fibers during mitosis
Which one of the following statements is true for actin?Actin filament is structurally polarized and the two ends are not identicalDe novo actin polymerization is a singl...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Cell Biology
gate2018
cell
biology
division
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0
votes
0
answers
52
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Cell Biology
gate2018
cell
biology
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0
votes
0
answers
53
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
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioprocess Engineering and Process Biotechnology
gate2018
bioprocess
engineering
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0
votes
0
answers
54
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Analytical Techniques
gate2018
analytical
techniques
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1
votes
0
answers
55
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
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
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0
votes
0
answers
56
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Cell Biology
gate2018
cell
biology
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0
votes
0
answers
57
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$$...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Probability and Statistics
gate2018
probability-and-statistics
probability
conditional-probability
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0
votes
0
answers
58
GATE2018-9
Which one of the following is INCORRECT about protein structures? A protein fold is stabilized by favorable non-covalent interactions All parts of a fold can be classified as helices, strands or turns Two non-covalent atoms cannot be closer than the sum of their van der Waals radii The peptide bond is nearly planar
Which one of the following is INCORRECT about protein structures?A protein fold is stabilized by favorable non-covalent interactionsAll parts of a fold can be classified ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Molecular Biology and Genetics:
gate2018
molecular
biology
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0
votes
0
answers
59
GATE2018-8
A mixture contains three similarly sized peptides P, Q and R. The peptide P is positively charged, Q is weakly negative and R is strongly negative. If this mixture is passed through an ion-exchange chromatography column containing an anionic resin, their order of elution will be P, Q, R R, Q, P Q, R, P P, Q and R elute together
A mixture contains three similarly sized peptides P, Q and R. The peptide P is positively charged, Q is weakly negative and R is strongly negative. If this mixture is pas...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Analytical Techniques
gate2018
analytical techniques
chromatography
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–
0
votes
1
answer
60
GATE2018-7
Which one of the following BLAST search programs is used to identify homologs of a genomic DNA query in a protein sequence database? blastp blastn blastx tblastn
Which one of the following BLAST search programs is used to identify homologs of a genomic DNA query in a protein sequence database?blastpblastnblastxtblastn
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioinformatics
gate2018
bioinformatics
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–
0
votes
0
answers
61
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Biochemistry
gate2018
biochemistry
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–
0
votes
0
answers
62
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
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Plant, Animal and Microbial Biotechnology
gate2018
plant
biotechnology
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–
0
votes
0
answers
63
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
General Biology
gate2018
molecular
biology
genetics
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–
0
votes
0
answers
64
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'$
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
General Biology
gate2018
molecular
biology
genetics
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–
0
votes
0
answers
65
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Plant, Animal and Microbial Biotechnology
gate2018
animal
biotechnology
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