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761
GATE2012-15
During photorespiration under low $CO_2$ and high $O_2$ levels, $O_2$ reacts with ribulose1,5- bisphosphate to yield one molecule each of 3-phosphoglycerate and 2-phosphoglycolate two molecules of 3-phosphoglycerate two molecules of 2-phosphoglycolate one molecule each of 3-phosphoglycerate and glyoxylate
During photorespiration under low $CO_2$ and high $O_2$ levels, $O_2$ reacts with ribulose1,5- bisphosphate to yieldone molecule each of 3-phosphoglycerate and 2-phosphog...
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762
GATE2012-14
The direction of shell coiling in the snail $\text{Limnaea peregra}$ is a classic example of chromosomal inheritance extra-chromosomal inheritance chromosomal translocation homologous recombination
The direction of shell coiling in the snail $\text{Limnaea peregra}$ is a classic example ofchromosomal inheritanceextra-chromosomal inheritancechromosomal translocationh...
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763
GATE2012-13
Protein-DNA interactions $\text{in vivo}$ can be studied by gel shift assay Southern hybridization chromatin immunoprecipitation assay fluorescence $\text{in situ}$ hybridization assay
Protein-DNA interactions $\text{in vivo}$ can be studied bygel shift assaySouthern hybridizationchromatin immunoprecipitation assayfluorescence $\text{in situ}$ hybridiza...
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764
GATE2012-12
A truncated polypeptide is synthesized due to a nonsense mutation. Where would you introduce another mutation to obtain a full-length polypeptide? Ribosomal protein gene Transfer RNA gene DNA repair gene Ribosomal RNA gene
A truncated polypeptide is synthesized due to a nonsense mutation. Where would you introduce another mutation to obtain a full-length polypeptide?Ribosomal protein geneTr...
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765
GATE2012-11
A protein is phosphorylated at a serine residue. A phosphomimic mutant of the protein can be generated by substituting that serine with glycine alanine aspartate threonine
A protein is phosphorylated at a serine residue. A phosphomimic mutant of the protein can be generated by substituting that serine withglycinealanineaspartatethreonine
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767
GATE2012-9
Heat inactivation of serum is done to inactivate prions mycoplasma complement pathogenic bacteria
Heat inactivation of serum is done to inactivateprionsmycoplasmacomplementpathogenic bacteria
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768
GATE2012-8
Nude mice refers to mice without skin mice without thymus knockout mice transgenic mice
Nude mice refers tomice without skinmice without thymusknockout micetransgenic mice
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769
GATE2012-7
Dimethyl sulfoxide (DMSO) is used as a cryopreservant for mammalian cell cultures because it is an organic solvent it easily penetrates cells it protects cells by preventing crystallization of water it is also utilized as a nutrient
Dimethyl sulfoxide (DMSO) is used as a cryopreservant for mammalian cell cultures becauseit is an organic solventit easily penetrates cellsit protects cells by preventing...
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770
GATE2012-6
A humanized antibody is one in which the heavy and light chains are from human heavy chain is from human and light chain is from mouse light chain is from human and heavy chain is from mouse CDRs are from mouse, and the rest is from human
A humanized antibody is one in which theheavy and light chains are from humanheavy chain is from human and light chain is from mouselight chain is from human and heavy ch...
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771
GATE2012-5
B-lymphocytes originate from the bone marrow whereas T-lymphocytes originate from thymus bone marrow spleen liver
B-lymphocytes originate from the bone marrow whereas T-lymphocytes originate fromthymusbone marrowspleenliver
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772
GATE2012-4
Identification of blood groups involves precipitation neutralization opsonization agglutination
Identification of blood groups involvesprecipitationneutralizationopsonizationagglutination
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773
GATE2012-3
Idiotypic determinants of an antibody are associated with the constant region of the heavy chains constant region of the light chains variable region constant regions of light and heavy chains
Idiotypic determinants of an antibody are associated with theconstant region of the heavy chainsconstant region of the light chainsvariable regionconstant regions of ligh...
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774
GATE2012-2
The basis for blue-white screening with $pUC$ vectors is intraallelic complementation intergenic complementation intragenic suppression extragenic suppression
The basis for blue-white screening with $pUC$ vectors isintraallelic complementationintergenic complementationintragenic suppressionextragenic suppression
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775
GATE2012-1
In mismatch correction repair, the parental DNA strand is distinguished from the daughter strand by acetylation phosphorylation methylation glycosylation
In mismatch correction repair, the parental DNA strand is distinguished from the daughter strand byacetylationphosphorylationmethylationglycosylation
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777
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$$9$
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779
GATE2018-GA-7
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed? $2$0$ $48$ $60$ $72$
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed?$2$0$$48$$60$$72$
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782
GATE2018-GA-4
The area of an equilateral triangle is $\sqrt{3}$. What is the perimeter of the triangle? $2$ $4$ $6$ $8$
The area of an equilateral triangle is $\sqrt{3}$. What is the perimeter of the triangle?$2$$4$$6$$8$
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783
GATE2018-GA-3
For $0 \leq x \leq 2\pi$, $\sin x$ and $\cos x$ are both decreasing functions in the interval __________. $\bigg( 0, \dfrac{\pi}{2} \bigg) \\$ $\bigg( \dfrac{\pi}{2}, \pi \bigg) \\$ $\bigg( \pi, \dfrac{3\pi}{2} \bigg) \\$ $\bigg(\dfrac{3 \pi}{2}, 2 \pi \bigg)$
For $0 \leq x \leq 2\pi$, $\sin x$ and $\cos x$ are both decreasing functions in the interval __________.$\bigg( 0, \dfrac{\pi}{2} \bigg) \\$$\bigg( \dfrac{\pi}{2}, \pi ...
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784
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...
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785
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
1 answer
791
GATE2018-50
At the end of a batch culture, glucose solution is added at a flow rate of $200 \: ml/h$. If the culture volume after $2$ h of glucose addition is $1000$ ml, the initial culture volume (in ml) is _________
At the end of a batch culture, glucose solution is added at a flow rate of $200 \: ml/h$. If the culture volume after $2$ h of glucose addition is $1000$ ml, the initial ...
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792
GATE2018-49
Yeast converts glucose to ethanol and carbon dioxide by glycolysis as per the following reaction: $C_6H_{12}O_6 \to 2C_2H_5OH + 2CO_2$Assuming complete conversion, the amount of ethanol produced (in $g$) from $200 \: g$ of glucose is (up to two decimal places) ____________
Yeast converts glucose to ethanol and carbon dioxide by glycolysis as per the following reaction: $$C_6H_{12}O_6 \to 2C_2H_5OH + 2CO_2$$Assuming complete conversion, the ...
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793
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...
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796
GATE2018-45
An aqueous solution containing $6.8$ mg/L of an antibiotic is extracted with amyl acetate. If the partition coefficient of the antibiotic is $170$ and the ratio of water to solvent is $85$, then the extraction factor is ________
An aqueous solution containing $6.8$ mg/L of an antibiotic is extracted with amyl acetate. If the partition coefficient of the antibiotic is $170$ and the ratio of water ...
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798
GATE2018-41
Calculate the following integral (up to two decimal places) $\displaystyle \int_0^1 (x + 3)(x + 1)dx = \text{ ___________}$
Calculate the following integral (up to two decimal places)$$\displaystyle \int_0^1 (x + 3)(x + 1)dx = \text{ ___________}$$
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800
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...
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