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Highest voted questions
0
votes
1
answer
801
GATE2018-38
A pedigree of an inheritable disease is shown below. What type of inheritance does the disease follow? Autosomal dominant X-linked dominant X-linked recessive Autosomal recessive
A pedigree of an inheritable disease is shown below.What type of inheritance does the disease follow?Autosomal dominantX-linked dominantX-linked recessiveAutosomal recess...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
+
–
0
votes
1
answer
802
GATE2018-37
An analysis of DNA-protein interactions was carried out using all DNA-protein complexes in the protein data bank (PDB). The frequency distribution of four amino acid residues, represented as P, Q, R and S, occurring in non-covalent interactions between the protein and DNA backbone is shown below. Which ... Gln, Q-Glu, R-Lys, S-Arg P-Asn, Q-Asp, R-Arg, S-Lys P-His, Q-Glu, R-Gln, S-Lys
An analysis of DNA-protein interactions was carried out using all DNA-protein complexes in the protein data bank (PDB). The frequency distribution of four amino acid resi...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioinformatics
gate2018
bioinformatics
molecular
biology
+
–
0
votes
0
answers
803
GATE2018-36
Shear stress versus shear rate behavior of four different types of fluids (I, II, III and IV) are shown in the figure below. Which one of the following options is correct? I-Newtonian, II-Bingham plastic, III-Dilatant, IV-Pseudoplastic I- ... -Bingham plastic I-Newtonian, II-Pseudoplastic, III-Bingham plastic, IV-Dilatant I-Newtonian, II-Bingham plastic, III-Pseudoplastic, IV-Dilatant
Shear stress versus shear rate behavior of four different types of fluids (I, II, III and IV) are shown in the figure below.Which one of the following options is correct?...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioprocess Engineering and Process Biotechnology
gate2018
bioprocess
engineering
+
–
0
votes
0
answers
804
GATE2018-35
Which of the following are true with regard to anaerobic respiration in bacteria? The final electron acceptor is an inorganic substance other than molecular oxygen The number of ATP molecules produced per glucose molecule is more than that produced in aerobic respiration The number of ATP ... phosphorylation is used to generate ATP P and S only Q and S only P and R only P, Q and S only
Which of the following are true with regard to anaerobic respiration in bacteria?The final electron acceptor is an inorganic substance other than molecular oxygenThe numb...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Biochemistry
gate2018
biochemistry
microbiology
+
–
0
votes
0
answers
805
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...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Microbiology
gate2018
microbiology
+
–
0
votes
0
answers
806
GATE2018-33
Which one of the following statements is true with regard to processing and presentation of protein antigens? In the class II MHC pathway, protein antigens in the cytosol are processed by proteasomes In the class I MHC pathway, extracellular protein ... generated in the cytosol Invariant chain in endoplasmic reticulum is involved in transport of peptides and loading of class I MHC
Which one of the following statements is true with regard to processing and presentation of protein antigens?In the class II MHC pathway, protein antigens in the cytosol ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
+
–
0
votes
0
answers
807
GATE2018-32
Which one of the combinations of the following statements is true about antibody structure? Limited proteolysis of rabbit IgG with the enzyme pepsin generates two antigen-binding regions (Fab) and an Fc fragment. Limited proteolysis of rabbit IgG with the enzyme papain generates a single ... composed of both light and heavy chains. P and Q only P and R only R and S only Q and S only
Which one of the combinations of the following statements is true about antibody structure?Limited proteolysis of rabbit IgG with the enzyme pepsin generates two antigen-...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
+
–
0
votes
0
answers
808
GATE2018-31
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]: Assertion: The association constant in water for the G-C base pair is three times lower than that for the A-T base pair. Reason: There are three hydrogen bonds in the G-C base pair and two in ... is true Both [a] and [r] are false Both [a] and [r] are tme and [r] is not the correct reason for [a]
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]:Assertion: The association constant in water for the G-C base pair is three times...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Molecular Biology and Genetics:
gate2018
molecular
biology
+
–
0
votes
0
answers
809
GATE2018-30
Which one of the following amino acids is catalyzed by activated macrophages to produce reactive nitrogen species? Arginine Asparagine Cysteine Histidine
Which one of the following amino acids is catalyzed by activated macrophages to produce reactive nitrogen species?ArginineAsparagineCysteineHistidine
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Immunology
gate2018
immunology
+
–
0
votes
1
answer
810
GATE2018-29
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r] Assertion: Ab initio gene finding algorithms that predict protein coding genes in eukaryotic genomes are not completely accurate. Reason: Eukaryotic splice sites are difficult to predict. Both [a] and [ ... correct reason for [a] Both [a] and [r] are true but [r] is not the correct reason for [a]
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]Assertion: Ab initio gene finding algorithms that predict protein coding genes in ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Bioinformatics
gate2018
bioinformatics
+
–
0
votes
0
answers
811
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 $\text{Group II}$.$\begin{array}{|l|l|l|l|} \hline & \text{Group I} && \text{Group II} \\ ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Recombinant DNA technology and Other Tools in Biotechnology
gate2018
recombinant
dna
technology
+
–
0
votes
0
answers
812
GATE2018-27
Which of the following cytokines are endogenous pylogens? Tumor necrosis factor-$\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
+
–
0
votes
0
answers
813
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
+
–
0
votes
0
answers
814
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
+
–
0
votes
0
answers
815
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
+
–
0
votes
0
answers
816
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) ____________
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Probability and Statistics
gate2018
numerical-answers
probability-and-statistics
probability
normal-distribution
+
–
0
votes
0
answers
817
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 _________
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Linear Algebra
gate2018
numerical-answers
linear-algebra
matrices
determinant
+
–
0
votes
0
answers
818
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
+
–
0
votes
0
answers
819
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
+
–
0
votes
1
answer
820
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
+
–
0
votes
0
answers
821
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
+
–
0
votes
0
answers
822
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
+
–
0
votes
0
answers
823
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
+
–
0
votes
0
answers
824
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
+
–
0
votes
0
answers
825
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
+
–
0
votes
0
answers
826
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
+
–
0
votes
0
answers
827
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
+
–
0
votes
0
answers
828
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
+
–
0
votes
0
answers
829
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
+
–
0
votes
1
answer
830
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
+
–
0
votes
0
answers
831
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
+
–
0
votes
0
answers
832
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
+
–
0
votes
0
answers
833
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’$$5'- \text{UCUGGU...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
General Biology
gate2018
molecular
biology
genetics
+
–
0
votes
0
answers
834
GATE2018-3
The repeat sequence of telomere in humans is $5'-\text{TATAAT}-3’$ $5'-\text{TTAGGG}-3'$ $5’-\text{GGGCCC}-3'$ $5’-\text{AAAAAA }-3'$
The repeat sequence of telomere in humans is$5'-\text{TATAAT}-3’$$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
+
–
0
votes
0
answers
835
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
+
–
0
votes
0
answers
836
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
+
–
–1
votes
2
answers
837
GATE BT 2023 | GA Question: 1
"You are delaying the completion of the task. Send ____________ contributions at the earliest." you are your you're yore
"You are delaying the completion of the task. Send ____________ contributions at the earliest."you areyouryou'reyore
admin
2.7k
points
admin
asked
May 21, 2023
Others
gatebt-2023
+
–
–1
votes
0
answers
838
GATE BT 2023 | Question: 24
If $7^{3 x}=216$, the value of $7^{-x}$ (rounded off to three decimal places) is _____________.
If $7^{3 x}=216$, the value of $7^{-x}$ (rounded off to three decimal places) is _____________.
admin
2.7k
points
admin
asked
May 21, 2023
Others
gatebt-2023
+
–
–1
votes
0
answers
839
GATE BT 2023 | Question: 43
The following schematic diagram shows a chemostat with cell recycle where $\mathrm{F}_0$ and $\mathrm{F}_{\mathrm{r}}$ are the volumetric flow rates (in $L \cdot h^{-1}$ ) of feed and recycle streams, respectively. $\mathrm{X}_1, \mathrm{X}_0$ ... $\mathrm{X}$ (in $g \cdot L^{-1}$, rounded off to one decimal place) is ________________.
The following schematic diagram shows a chemostat with cell recyclewhere $\mathrm{F}_0$ and $\mathrm{F}_{\mathrm{r}}$ are the volumetric flow rates (in $L \cdot h^{-1}$ )...
admin
2.7k
points
admin
asked
May 21, 2023
Others
gatebt-2023
+
–
–1
votes
0
answers
840
GATE BT 2023 | Question: 44
An enzyme (E) catalyzes the biochemical reaction $A \rightarrow B$ with $k_{c a t}$ equal to $500 s^{-1}$. If the initial reaction velocity $\left(V_{0}\right)$ is $10 \mu M . s^{-1}$ at the total enzyme concentration $\left[E_{t}\right]$ of $30 n M$ and substrate concentration $[\mathrm{A}]$ of $40 \mu M$, the value of $K_{m}($ in $\mu M)$ is ______________.
An enzyme (E) catalyzes the biochemical reaction $A \rightarrow B$ with $k_{c a t}$ equal to $500 s^{-1}$. If the initial reaction velocity $\left(V_{0}\right)$ is $10 \m...
admin
2.7k
points
admin
asked
May 21, 2023
Others
gatebt-2023
+
–
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