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481
GATE2014-31
Consider a continuous culture provided with a sterile feed containing $10$ ... $\mu _m$ (in $h^{-1}$), will be _________.
Consider a continuous culture provided with a sterile feed containing $10$ mM glucose. The steady state cell density and substrate concentration at three different diluti...
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482
GATE2014-32
Cholera toxin increases $cAMP$ levels by modifying $G_i$ protein modifying $G_s$ protein binding to adenylate cyclase activating $cAMP$ phosphodiesterase
Cholera toxin increases $cAMP$ levels bymodifying $G_i$ proteinmodifying $G_s$ proteinbinding to adenylate cyclaseactivating $cAMP$ phosphodiesterase
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487
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...
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488
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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489
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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491
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...
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493
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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495
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}$$\begin{array}{|l|l|l|l|} \hline & \text{Group I} & & \text{Group II} \\ \hline P. & \text{Receptor tyrosine kin...
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496
GATE2014-46
Match the immunoglobulin class in $\text{Group I}$ with its properties in $\text{Group II}$ ... $\text{P-4, Q-3, R-1, S-2}$ $\text{P-1, Q-4, R-3, S-2}$
Match the immunoglobulin class in $\text{Group I}$ with its properties in $\text{Group II}$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{Group II} \\ \hl...
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498
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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501
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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502
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�...
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504
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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505
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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506
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$
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508
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...
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510
GATE2013-44
In a genetic study, $80$ people were found to have alleles for polydactyly. Only $36$ of them were polydactylous. What is the extent of penetrance percentage? _____________
In a genetic study, $80$ people were found to have alleles for polydactyly. Only $36$ of them were polydactylous. What is the extent of penetrance percentage? ___________...
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511
GATE2013-45
One percent of the cars manufactured by a company are defective. What is the probability (upto four decimals) that more than two cars are defective, if $100$ cars are produced? ______________
One percent of the cars manufactured by a company are defective. What is the probability (upto four decimals) that more than two cars are defective, if $100$ cars are pro...
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515
GATE2013-21
A callus of $\text{5 g}$ dry weight was inoculated on semi-solid medium for growth. The dry weight of the callus was found to increase by $1.5$ fold after $10$ days of inoculation. The growth index of the culture is ____________.
A callus of $\text{5 g}$ dry weight was inoculated on semi-solid medium for growth. The dry weight of the callus was found to increase by $1.5$ fold after $10$ days of in...
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516
GATE2013-24
Calculate the percentage sequence identity for the pairwise alignment given below. ______________ $\text{HELLO-}$ $\text{YELLOW}$
Calculate the percentage sequence identity for the pairwise alignment given below. ______________$\text{HELLO-}$$\text{YELLOW}$
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517
GATE2013-25
In a batch culture, the specific rate of substrate utilization is $\text{0.25 g (g cell mass)}$^{-1} h^{-1}$ and specific rate of product formation is $\text{0.215 g (g cell mass)}$^{-1}h^{-1}$ . Calculate the yield of product from the substrate$(Y_{p/s})$._______________
In a batch culture, the specific rate of substrate utilization is $\text{0.25 g (g cell mass)}$$^{-1} h^{-1}$ and specific rate of product formation is $\text{0.215 g (g ...
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518
GATE2012-50
Answer the question based on the information given below: The purification data for an enzyme is given below: ... $P-1, Q- 6.6, R-8.4, S- 12.6$ $P-100, Q- 66 , R-84, S- 12$
Answer the question based on the information given below:The purification data for an enzyme is given below:$\begin{array}{|l|l|l|l|l|l|} \hline & \text{Step} & \text{Vol...
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519
GATE2012-51
Answer the question based on the information given below: The purification data for an enzyme is given below: ... $\text{P-3.4, Q-2.4, R-1.5, S-0.1}$ $\text{P-100, Q-71, R-44, S-29}$
Answer the question based on the information given below:The purification data for an enzyme is given below:$\begin{array}{|l|l|l|l|l|l|} \hline & \text{Step} & \text{Vol...
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