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Questions by Milicevic3306
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241
GATE2014-36
Topological Winding number of a $\text{2.0 kb}$ covalently closed circular DNA was found to be $191$ with a writhing number of $-4$. Hence, its $\text{LINKING NUMBER}$ and the $\text{NUMBER OF BASE PAIR PER TURN}$ when the molecule is laid flat on the surface is _______ and _______, respectively. $\text{187, 10.69}$ $\text{195, 10.25}$ $\text{200, 10.00}$ $\text{187, 10.50}$
Topological Winding number of a $\text{2.0 kb}$ covalently closed circular DNA was found to be $191$ with a writhing number of $-4$. Hence, its $\text{LINKING NUMBER}$ an...
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Mar 25, 2018
Others
gate2014
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242
GATE2014-37
Consider a population of $10,000$ individuals, of which $2500$ are homozygotes (PP) and $3000$ are heterozygotes (Pp) genotype. The frequency of allele p in the population is_________.
Consider a population of $10,000$ individuals, of which $2500$ are homozygotes (PP) and $3000$ are heterozygotes (Pp) genotype. The frequency of allele p in the populatio...
asked
Mar 25, 2018
Others
gate2014
numerical-answers
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243
GATE2014-38
Match the following photoreceptors with their prosthetic groups and spectral specificity: ... $\text{P-3-a, Q-1-a, R-1-c}$ $\text{P-2-c, Q-1-c, R-1-a}$
Match the following photoreceptors with their prosthetic groups and spectral specificity:$\begin{array}{|l|l|l|} \hline \textbf{Photoreceptor} & \textbf{Moiety that absor...
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Mar 25, 2018
Others
gate2014
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244
GATE2014-39
Match the following plant sources with their secondary metabolites and medical uses: ... $\text{P-1-b, Q-4-c, R-2-d, S-3-a}$
Match the following plant sources with their secondary metabolites and medical uses:$\begin{array}{|l|l|l|} \hline \textbf{Source plant} & \textbf{Secondary metabolites} ...
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Mar 25, 2018
Others
gate2014
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245
GATE2014-40
The pungency of mustard seeds is primarily due to secondary metabolites such as isothiocyanate and nitrile. The pungency is usually felt only when the seeds are crushed. This is because of the coat of the intact seeds blocks the pungent ... are formed only after the reaction with atmospheric oxygen the pungent chemicals are formed only after the reaction with atmospheric carbondioxide
The pungency of mustard seeds is primarily due to secondary metabolites such as isothiocyanate and nitrile. The pungency is usually felt only when the seeds are crushed. ...
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Mar 25, 2018
Others
gate2014
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246
GATE2014-41
In a mouse genome, the numbers of functional $V\alpha, J\alpha, V\beta, D\beta, J\beta$ gene segments are $\text{79, 38, 21, 2 and 11,}$ respectively. The total number of possible combinations for $\alpha\beta$ $T$ cell receptors are ___________$\times10^6 .$
In a mouse genome, the numbers of functional $V\alpha, J\alpha, V\beta, D\beta, J\beta$ gene segments are $\text{79, 38, 21, 2 and 11,}$ respectively. The total number of...
asked
Mar 25, 2018
Others
gate2014
numerical-answers
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0
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0
answers
247
GATE2014-42
The percentage $\text{SIMILARITIES and IDENTITIES,}$ respectively, between the two peptide sequences given below will be ____________ $\%$ and ____________ $\%$ Peptide I : $\text{Ala-Ala-Arg-Arg-Gln-Trp-Leu-Thr-Phe-Thr-Lys-Ile-Met-Ser-Glu}$ Peptide II: $\text{Ala-Ala-Arg-Glu-Gln-Tyr-Ile-Ser-Phe-Thr-Lys-Ile-Met-Arg-Asp}$ $80, 80$ $80, 60$ $60, 60$ $90, 60$
The percentage $\text{SIMILARITIES and IDENTITIES,}$ respectively, between the two peptide sequences given below will be ____________ $\%$ and ____________ $\%$Peptide I ...
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Mar 25, 2018
Others
gate2014
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0
answers
248
GATE2014-43
In an affine gap penalty model, if the gap opening penalty $-20$, gap extension penalty is $-4$ and gap length is $8$, the gap score is__________.
In an affine gap penalty model, if the gap opening penalty $-20$, gap extension penalty is $-4$ and gap length is $8$, the gap score is__________.
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Mar 25, 2018
Others
gate2014
numerical-answers
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0
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0
answers
249
GATE2014-44
For their efficient translation, eubacterial $mRNAs$ possess a Shine-Dalgarno sequence for its recognition by an anti-Shine-Dalgarno sequence $(ASD)$ in the ribosomes. The correct statement is $ASD$ is present in $\text{5S rRNA}$ $ASD$ is present in $\text{23S rRNA}$ ... $\text{23S rRNA}$ upon docking of the $50S$ subunit on the $30S$ subunit of the ribosomes
For their efficient translation, eubacterial $mRNAs$ possess a Shine-Dalgarno sequence for its recognition by an anti-Shine-Dalgarno sequence $(ASD)$ in the ribosomes. Th...
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Mar 25, 2018
Others
gate2014
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0
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0
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250
GATE2014-45
Match the items in $\text{Group I}$ with $\text{Group II}$ ... $\text{P-2, Q-4, R-3, S-1}$ $\text{P-3, Q-1, R-4, S-2}$ $\text{P-2, Q-4, R-1, S-3}$
Match the items in $\text{Group I}$ with $\text{Group II}$$\begin{array}{|l|l|l|l|} \hline & \text{Group I} & & \text{Group II} \\ \hline P. & \text{Receptor tyrosine kin...
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Mar 25, 2018
Others
gate2014
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0
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251
GATE2014-46
Match the immunoglobulin class in $\text{Group I}$ with its properties in $\text{Group II}$ ... $\text{P-4, Q-3, R-1, S-2}$ $\text{P-1, Q-4, R-3, S-2}$
Match the immunoglobulin class in $\text{Group I}$ with its properties in $\text{Group II}$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{Group II} \\ \hl...
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Mar 25, 2018
Others
gate2014
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252
GATE2014-47
In a genetic cross between the genotypes $WWXX$ and $\text{wwxx}$, the following phenotypic distributions were observed among the $F_2$ progeny: $\text{WX, 562; wx, 158; WX, 38; and wX, 42}$. Likewise, a cross between $XXYY$ and $\text{xxyy}$ ... units Relative position: $\text{X-W-Y}$ Distances: $\text{X-W = 5}$ map units, $\text{W-Y = 10}$ map units
In a genetic cross between the genotypes $WWXX$ and $\text{wwxx}$, the following phenotypic distributions were observed among the $F_2$ progeny: $\text{WX, 562; wx, 158; ...
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Mar 25, 2018
Others
gate2014
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0
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253
GATE2014-48
The length of the minimum unique stretch of DNA sequence that can be found only once in a $3$ billion base pairs long genome is $14$ $15$ $16$ $18$
The length of the minimum unique stretch of DNA sequence that can be found only once in a $3$ billion base pairs long genome is$14$$15$$16$$18$
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Mar 25, 2018
Others
gate2014
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0
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254
GATE2014-49
Lysine is being produced in a lab-scale reactor by a threonine auxotroph. After 2 weeks of operation it was observed that the concentration of lysine in the reactor was gradually decreasing.Microbiological assays of reactor samples showed ... lysine concentration may be attributed to accumulation of ethanol growth of revertants production of citric acid unutilized phosphoenol pyruvate
Lysine is being produced in a lab-scale reactor by a threonine auxotroph. After 2 weeks of operation it was observed that the concentration of lysine in the reactor was g...
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Mar 25, 2018
Others
gate2014
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0
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255
GATE2014-50
If a plant is shifted to cold temperature, which of the following changes would take place in its membrane? Ratio of unsaturated to saturated fatty acids would increase Ratio of unsaturated to saturated fatty acids would decrease Absolute amount of both fatty acids would increase keeping the ratio same Absolute amount of both fatty acids would remain unchanged
If a plant is shifted to cold temperature, which of the following changes would take place in its membrane?Ratio of unsaturated to saturated fatty acids would increaseRat...
asked
Mar 25, 2018
Others
gate2014
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0
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256
GATE2014-51
If protoplasts are placed in distilled water, they swell and burst as a result of endosmosis. The plot representing the kinetics of burst is
If protoplasts are placed in distilled water, they swell and burst as a result of endosmosis.The plot representing the kinetics of burst is
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Mar 25, 2018
Others
gate2014
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257
GATE2014-52
Which of the following statements with respect to the orientation of the nitrogenous bases to the pentose sugars, and the puckering of the sugar, is correct? Anti, and 2’-endo in A form DNA Anti, and 2’-endo in B form DNA Syn, and 3’-endo in A form DNA Syn, and 3’-endo in B form DNA
Which of the following statements with respect to the orientation of the nitrogenous bases to the pentose sugars, and the puckering of the sugar, is correct?Anti, and 2�...
asked
Mar 25, 2018
Others
gate2014
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258
GATE2014-53
A dioecious plant has $XX$ sexual genotype for female and $XY$ for male. After double fertilization, what would be the genotype of the embryos and endosperms? $100\%$ ovules will have $XXX$ endosperm and $XX$ embryo $100\%$ ovules will have $XXY$ endosperm and $XY$ ... $XXX$ endosperm and $XX$ embryo, while the other $50\%$ will have $XXY$ endosperm and $XY$ embryo
A dioecious plant has $XX$ sexual genotype for female and $XY$ for male. After double fertilization, what would be the genotype of the embryos and endosperms?$100\%$ ovul...
asked
Mar 25, 2018
Others
gate2014
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259
GATE2014-54
The amino acid substitution matrices in decreasing order of stringency for comparing protein sequences are PAM$250$, PAM$120$, PAM$100$ PAM$100$, PAM$120$, PAN$250$ PAM$250$, PAM$100$, PAM$120$ PAM$120$, PAM$250$, PAM$100$
The amino acid substitution matrices in decreasing order of stringency for comparing protein sequences arePAM$250$, PAM$120$, PAM$100$PAM$100$, PAM$120$, PAN$250$PAM$250$...
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Mar 25, 2018
Others
gate2014
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260
GATE2014-55
The active site in the alpha/beta barrel structures is usually located inside the barrel at the amino side of the strands at the carboxy side of the strands at any arbitrary site
The active site in the alpha/beta barrel structures is usually locatedinside the barrelat the amino side of the strandsat the carboxy side of the strandsat any arbitrary ...
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Mar 25, 2018
Others
gate2014
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261
GATE2013-65
All professors are researchers. Some scientists are professors. Which of the given conclusions is logically valid and is inferred from the above arguments: All scientists are researchers All professors are scientists Some researchers are scientists No conclusion follows
All professors are researchers.Some scientists are professors.Which of the given conclusions is logically valid and is inferred from the above arguments:All scientists ar...
asked
Mar 25, 2018
Analytical Aptitude
gate2013
analytical-aptitude
logical-reasoning
statements-follow
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0
answers
262
GATE2013-64
If $\text{|-2X + 9| = 3}$ then the possible value of $|-X|-X^2$ would be: $30$ $-30$ $-42$ $42$
If $\text{|-2X + 9| = 3}$ then the possible value of $|-X|-X^2$ would be:$30$$-30$$-42$$42$
asked
Mar 25, 2018
Quantitative Aptitude
gate2013
numerical-ability
absolute-value
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0
answers
263
GATE2013-63
Following table gives data on tourists from different countries visiting India in the year $2011$ ... third of the total number of tourists ho visited India in $2011$? USA and Japan USA and Australia England and France Japan and Australia
Following table gives data on tourists from different countries visiting India in the year $2011$.$$\begin{array}{|c|c|} \hline \textbf{Country} & \textbf{Number of Touri...
asked
Mar 25, 2018
Quantitative Aptitude
gate2013
numerical-ability
data-interpretation
tabular-data
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0
answers
264
GATE2013-62
In a factory, two machines $M1$ and $M2$ manufacture $60\%$ and $40\%$ of the autocomponents respectively. Out of the total production $2\%$ of $M1$ and $3\%$ of $M2$ are found to be defective. If a randomly drawn autocomponent from the combined lot is found defective, what is the probability that it was manufactured by $M2$? $0.35$ $0.45$ $0.5$ $0.4$
In a factory, two machines $M1$ and $M2$ manufacture $60\%$ and $40\%$ of the autocomponents respectively. Out of the total production $2\%$ of $M1$ and $3\%$ of $M2$ are...
asked
Mar 25, 2018
Quantitative Aptitude
gate2013
numerical-ability
probability
conditional-probability
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0
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265
GATE2013-61
Velocity of an object fired directly in upward direction is given by $V = 80-32 t$, where $t$ (time)is in seconds. When will the velocity be between $32 m/sec$ and $64 m/sec$. $(1,3/2)$ $(½,1)$ $(½, 3/2)$ $(1, 3)$
Velocity of an object fired directly in upward direction is given by $V = 80-32 t$, where $t$ (time)is in seconds. When will the velocity be between $32 m/sec$ and $64 m/...
asked
Mar 25, 2018
Quantitative Aptitude
gate2013
numerical-ability
speed-time-distance
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0
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266
GATE2013-60
Select the pair that best expresses a relationship similar to that expressed in the pair $\text{water: pipe::}$ $\text{cart: road}$ $\text{electricity: wire}$ $\text{sea: beach}$ $\text{music: instrument}$
Select the pair that best expresses a relationship similar to that expressed in the pair$\text{water: pipe::}$$\text{cart: road}$$\text{electricity: wire}$$\text{sea: bea...
asked
Mar 25, 2018
Verbal Aptitude
gate2013
verbal-ability
word-pairs
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0
answers
267
GATE2013-59
$\underset{I}{\underline{\text{All engineering students}}}\; \underset{II}{\underline{\text{should learn mechanics,}}} \;\underset{III}{\underline{\text{mathematics and}}}\; \underset{IV}{\underline{\text{how to do computation.}}}$ Which of the above underlined parts of the sentence is not appropriate? I II III IV
$\underset{I}{\underline{\text{All engineering students}}}\; \underset{II}{\underline{\text{should learn mechanics,}}} \;\underset{III}{\underline{\text{mathematics and}}...
asked
Mar 25, 2018
Verbal Aptitude
gate2013
verbal-ability
easy
english-grammar
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0
answers
268
GATE2013-58
Mahatama Gandhi was known for his humility as he played an important role in humiliating exit of British from India he worked for humanitarian causes he displayed modesty in his interactions he was a fine human being
Mahatama Gandhi was known for his humility ashe played an important role in humiliating exit of British from Indiahe worked for humanitarian causeshe displayed modesty in...
asked
Mar 25, 2018
Verbal Aptitude
gate2013
verbal-ability
verbal-reasoning
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0
answers
269
GATE2013-57
The Headmaster ____________ to speak to you. Which of the following options is incorrect to complete the above sentence? is wanting wants want was wanting
The Headmaster ____________ to speak to you.Which of the following options is incorrect to complete the above sentence?is wantingwantswantwas wanting
asked
Mar 25, 2018
Verbal Aptitude
gate2013
verbal-ability
english-grammar
tenses
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0
answers
270
GATE2013-56
d 8 S Y S 11 then which of the following options is TRUE?
d 8 S Y S 11 then which of the following options is TRUE?
asked
Mar 25, 2018
Quantitative Aptitude
gate2013
numerical-ability
inequality
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0
answers
271
GATE2013-55
What is the holding period (min) at a $K$ value of $\text{3.36min}^{-1}?$ $10.6$ $9.5$ $8.4$ $7.2$
What is the holding period (min) at a $K$ value of $\text{3.36min}^{-1}?$$10.6$$9.5$$8.4$$7.2$
asked
Mar 25, 2018
Others
gate2013
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0
answers
272
GATE2013-54
During sterilization of a fermentation medium in a given bioreactor $\nabla_{heaing}=12.56, \nabla_{cooling}= 7.48$ and the total value of $\nabla$ required for whole sterilization process is $52$, where $\nabla$ is the design criteria. What is the value of $\nabla_{holding}$? $31.96$ $42.32$ $52.43$ $61.18$
During sterilization of a fermentation medium in a given bioreactor $\nabla_{heaing}=12.56, \nabla_{cooling}= 7.48$ and the total value of $\nabla$ required for whole ste...
asked
Mar 25, 2018
Others
gate2013
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0
answers
273
GATE2013-53
A DNA fragment of $5000bp$ needs to be isolated from E.coli (genome size $4\times10^3kb$) genomic library. The number of clones to represent this fragment in genomic library with a probability of $95\%$ are $5.9\times10^3$ $4.5\times10^3$ $3.6\times10^3$ $2.4\times10^3$
A DNA fragment of $5000bp$ needs to be isolated from E.coli (genome size $4\times10^3kb$) genomic library.The number of clones to represent this fragment in genomic libra...
asked
Mar 25, 2018
Others
gate2013
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0
answers
274
GATE2013-52
A DNA fragment of 5000bp needs to be isolated from $E.coli$ (genome size $4\times10^3 kb$) genomic library. The minimum number of independent recombinant clones required to represent this fragment in genomic library are $16\times10^2$ $12\times10^2$ $8\times10^2$ $1.25\times10^2$
A DNA fragment of 5000bp needs to be isolated from $E.coli$ (genome size $4\times10^3 kb$) genomic library.The minimum number of independent recombinant clones required t...
asked
Mar 25, 2018
Recombinant DNA technology and Other Tools in Biotechnology
gate2013
ristriction-enzyme-plasmid
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0
votes
0
answers
275
GATE2013-51
Which one of the receptors has the highest affinity for the ligand? $R1$ $R2$ $R3$ $R4$
Which one of the receptors has the highest affinity for the ligand?$R1$$R2$$R3$$R4$
asked
Mar 25, 2018
Immunology
gate2013
antigen
antibody-and-structure
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0
votes
0
answers
276
GATE2013-50
Common Data for Questions 50 and 51:The binding eciency of three diamt receptorsRL R2 and R3 were tested against a ligand usirequilibrium dialysis, uith a constant concentration of receptor and varying concentrations of ligand- TlScatchard plot of receptor titration with diermt concentration ... sites present on receptors R1 and R3, respectively are 1 and 4 l and l 4 and 1 2 and 2
Common Data for Questions 50 and 51:The binding eciency of three diamt receptorsRL R2 and R3 were tested against a ligand usirequilibrium dialysis, uith a constant concen...
asked
Mar 25, 2018
Immunology
gate2013
antigen
antibody-structure-and-function
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0
votes
0
answers
277
GATE2013-49
A solution was prepared by dissolving $\text{100 mg}$ of protein $X$ in $\text{100 ml}$ of water. Molecular weight of protein $X$ is $\text{15,000 Da};$ Avogadro’s number = $6.022\times 10^{23}$. The number of molecules present in this solution is $40.15\times10^{19}$ $6.023\times10^{19}$ $4.015\times10^{19}$ $0.08\times10^{19}$
A solution was prepared by dissolving $\text{100 mg}$ of protein $X$ in $\text{100 ml}$ of water. Molecular weight of protein $X$ is $\text{15,000 Da};$ Avogadro’s numb...
asked
Mar 25, 2018
Others
gate2013
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–1
votes
1
answer
278
GATE2013-48
A solution was prepared by dissolving $\text{100 mg}$ of protein $X$ in $\text{100 ml}$ of water. Molecular weight of protein $X$ is $\text{15,000 Da};$ Avogadro’s number = $6.022\times 10^{23}$. Calculate the molarity$(\mu M)$ of the resulting solution. $66.6$ $6.6$ $0.67$ $0.067$
A solution was prepared by dissolving $\text{100 mg}$ of protein $X$ in $\text{100 ml}$ of water. Molecular weight of protein $X$ is $\text{15,000 Da};$ Avogadro’s numb...
asked
Mar 25, 2018
Bioprocess Engineering and Process Biotechnology
gate2013
molarity-problems
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0
votes
1
answer
279
GATE2013-47
A fed batch culture was operated with intermittent addition of glucose solution at a flow rate of $\text{200 ml h}^{-1}$. The values of $K_s,\: \mu_m$ and $D$ are $\text{0.3 g l}^{-1}, 0.4\:h^{-1}$ and $\text{0.1 h}^{-1}$, respectively. Determine the concentration of growth limiting substrate $(gl^{-1})$ in the reactor at quasi-steady state. ______________
A fed batch culture was operated with intermittent addition of glucose solution at a flow rate of $\text{200 ml h}^{-1}$. The values of $K_s,\: \mu_m$ and $D$ are $\text{...
asked
Mar 25, 2018
Bioprocess Engineering and Process Biotechnology
gate2013
fedbatch-reactors
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0
votes
0
answers
280
GATE2013-46
The maximum cell concentration $(\text{g l}^{-1})$ expected in a bioreactor with initial cell concentration of $\text{1.75 g l}^{-1}$ and an initial glucose concentration of $\text{125 g l}^{-1}$ is ($Y_{X/S} = 0.6\:g\:cell/g$ substrate) ____________.
The maximum cell concentration $(\text{g l}^{-1})$ expected in a bioreactor with initial cell concentration of $\text{1.75 g l}^{-1}$ and an initial glucose concentration...
asked
Mar 25, 2018
Bioprocess Engineering and Process Biotechnology
gate2013
bioreactor
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