Select Board & Class
what is DNA fingerprinting?
'A protein acquires charge depending upon the abundance of amino acid residues with charged side chain.' Explain.
If E.Coli was allowed to grow for 80 minutes then what would be the proportions of light and hybrid densities DNA molecules?
if the length of E.coli DNA is 1.36mm, calculate the no.of base pairs in E.coli
Difference between
Why do RNA viruses mutate faster than other viruses?
How many base pairs are polymerised by dna polymerase in a second?
EXPLAIN the process of transcription in bacteria with diagram.
what is oblique binary fission .Explain the mechanism of this type of fission taking the example of Ceratium??????????
The two polynucleotide chains are coiled in a right handed fashion. What does this statement actually means ?
why is DNA a better genetic material than RNA?
what is difference between vntr and a probe?
tell me the concept of lac operon?
How many nucleosomes are there in a mammalian cell?
why DNA is most abundant genetic material?
Why the distance b/w two polynucleotide chains in DNA remains constant?
A gyre of DNA consist of 40% Adienine bases ,the number of hydrogen bonds is likely to be ...................? a...
A gyre of DNA consist of 40% Adienine bases ,the number of hydrogen bonds is likely to be ...................? and how
a)30 b)32 c)22 d)16
plz ans.its urgent..................
i want three differance between DNAs and DNase? with proper explaination.
plz explain phosphoester and phosphodiester bond..? and whay do you mean that phosphate group attaches to 5'-OH of nucleoside to form nucleotide..???
What is the function of amino-acyl-tRNA synthetase?
explain the process of transcription in eukaryotes with diagram.
what does it mean that the phosphate moiety remains free at 5'
what is bulk DNA and satellite DNA?
How many guanines are found in a ds DNA that has 700 hydrogen bonds and 10% adenines?
why the distance between two polynucleotide chains in dnaemains almost constant?
what is splicing?why is it necessary in eukaryotes cells?
What is the difference between polycistronic and monocistronic ?
A typical mammalian cell has 22 meters long DNA molecule whereas the nucleus in which
write a note on human genome project? (5 MARKS QUESTION)
kindly answer as we have to write it in exams which could fetch us maximum marks. i.e. in points or paragraph?
what is chromatin
how to download educational videos from meritnation.com youtube
please explain the messelson and stahl's experiment
WHAT U MEAN BY DNA FINGERPRINTING?EXPLAIN
PLZ XPLAIN BARR BODY..?
Why the distance between two polynucleotide chains remain constant...??
dna replication is semi conservative or semi dis conservative ? if semi conservative then how and if seni dis conservative haw plzzzzz explain????????????/
What is Euchromatin and Heterochromatin ?
what is the difference between cistron and operon.
Explain 'Transforming Principle' in Griffith experiment,'S strain and R strain' in griffith experiment?
what are the two functions of DNA polymerase?
briefly explain me the process of DNA replication, transcription and translation.
what is the principle behind DNA finger printing ? is it southern blotting principle or VNTR ?
1)why does DNA replication occur in small replication forks not in its entire length? 2)why is DNA replication continuous and discontinuous in a replication fork? 3)explain the importance of "origin of replication" in a replication fork.
WAT IS DNASE AND RNASE..?AND WAT IS THE BASIC DIFFERENCE BETWEEN DNA AND DNASE , RNA RNASE ?
how is lac operon switches on and off .how does it sfunctions are activated and inhibited
please explain the machinery and enzymes responsible for dna replication briefly in steps!
what is meant by capping and tailing in transcription process in eukaryotes?
what is satellite dna in a genome?explain their role in dna finger printing?
what is the difference between coding and non coding strands?
Why only H2A, H2B, H3 and H4 histones form the octamer? Why H1 does not take part in octamer formation?
In prokaryotes well defined nucleus is absent and DNA is scattered bt in our ncert text book it is given that DNA is not scattered throughout the cell,...its tooo confusing...what to refer plzz help me out..!!!
heat-killed s strain bacteria+r strain when injected into mice, killed it. but how did it happen as s strain was already killed n r strain isn't enough to kill a mice??????
when and what end does the tailing of hnRNA take place?
if ecoli was allowed to grow for 80 minutes then what would be the propotion of light and hybrid density of Dna molecule?
pls explain replication of dna and semiconservative nature of dna i detail?
what is the similarities between DNA polymerase and RNA polymerase
what you mean by saying haploid content of human dna is 3.3*109 base pairs?
what is meant by association with sigma or (p) factor 'alters the specificity of RNA polymerase"???
DNA is unzipped twice ina cell.Name the 2 diifrent events which can occur and the enzyme s responisble for it?
board exam time table 2013
E.g: 9876543210, 01112345678
We will give you a call shortly, Thank You
Office hours: 9:00 am to 9:00 pm IST (7 days a week)
Syllabus
what is DNA fingerprinting?
'A protein acquires charge depending upon the abundance of amino acid residues with charged side chain.' Explain.
If E.Coli was allowed to grow for 80 minutes then what would be the proportions of light and hybrid densities DNA molecules?
if the length of E.coli DNA is 1.36mm, calculate the no.of base pairs in E.coli
because of the requirement of the origin of replication that a piece of DNA if needed to be propagated during recombinant DNA procedures, requires a vector. The vectors provide the origin of replication.
Difference between
Why do RNA viruses mutate faster than other viruses?
How many base pairs are polymerised by dna polymerase in a second?
EXPLAIN the process of transcription in bacteria with diagram.
what is oblique binary fission .Explain the mechanism of this type of fission taking the example of Ceratium??????????
The two polynucleotide chains are coiled in a right handed fashion. What does this statement actually means ?
why is DNA a better genetic material than RNA?
(a)Muton (b)Cistron (c)Operon (d)Recon
what is difference between vntr and a probe?
(a) TC loop
(b) DHU loop
(c) anticodon
(d) AA-site
tell me the concept of lac operon?
(a) proteins are the only phage components that actually enter the infected cell.
(b) both proteins and nucleic acids enter the cell.
(c) only proteins from the infecting phage can also be detected in progeny phage.
(d) only nucleic acids enter the cell.
How many nucleosomes are there in a mammalian cell?
why DNA is most abundant genetic material?
Why the distance b/w two polynucleotide chains in DNA remains constant?
A gyre of DNA consist of 40% Adienine bases ,the number of hydrogen bonds is likely to be ...................? a...
A gyre of DNA consist of 40% Adienine bases ,the number of hydrogen bonds is likely to be ...................? and how
a)30 b)32 c)22 d)16
plz ans.its urgent..................
i want three differance between DNAs and DNase? with proper explaination.
it is based on measles on stahl experiment of class 12 bio NCERT, same conditions as per that experiment.
plz explain phosphoester and phosphodiester bond..? and whay do you mean that phosphate group attaches to 5'-OH of nucleoside to form nucleotide..???
What is the function of amino-acyl-tRNA synthetase?
explain the process of transcription in eukaryotes with diagram.
what does it mean that the phosphate moiety remains free at 5'
what is bulk DNA and satellite DNA?
How many guanines are found in a ds DNA that has 700 hydrogen bonds and 10% adenines?
why the distance between two polynucleotide chains in dnaemains almost constant?
what is splicing?why is it necessary in eukaryotes cells?
What is the difference between polycistronic and monocistronic ?
A typical mammalian cell has 22 meters long DNA molecule whereas the nucleus in which
it is packed measure about 10-6 m. Explain in how such a long DNA molecule is packedwithin a tiny nucleus in the cell.write a note on human genome project? (5 MARKS QUESTION)
kindly answer as we have to write it in exams which could fetch us maximum marks. i.e. in points or paragraph?
(a) virulent form is smooth.
(b) virulent form is rough.
(c) nonvirulent form is capsulated.
(d) all forms are rough.
what is chromatin
(a) Electrical synapses are more common in out neural system than chemical synapses
(b) The new potential in post synaptic neuron may be either excitatory or inhibitory
(c) Hypothalamus is the major coordination centre for sensory and motor signaling
(d) The tracts of nerve fibres that connect two cerebral hemispheres are called corpora bigemina
how to download educational videos from meritnation.com youtube
please explain the messelson and stahl's experiment
WHAT U MEAN BY DNA FINGERPRINTING?EXPLAIN
PLZ XPLAIN BARR BODY..?
Q. If a linear DNA molecule has 2000 bps then how many phosphodiester bonds and glycosidic bonds would be presents in it respectively ?
(1) 2000 and 2000
(2) 3998 and 4000
(3) 4000 and 4000
(4) 4000 and 8000
Why the distance between two polynucleotide chains remain constant...??
dna replication is semi conservative or semi dis conservative ? if semi conservative then how and if seni dis conservative haw plzzzzz explain????????????/
What is Euchromatin and Heterochromatin ?
what is the difference between cistron and operon.
Explain 'Transforming Principle' in Griffith experiment,'S strain and R strain' in griffith experiment?
what are the two functions of DNA polymerase?
briefly explain me the process of DNA replication, transcription and translation.
Explain in detail...
a..no. of sugar and phosphate molecules.
b..no. of N-glycosidic linkage.
what is the principle behind DNA finger printing ? is it southern blotting principle or VNTR ?
1)why does DNA replication occur in small replication forks not in its entire length? 2)why is DNA replication continuous and discontinuous in a replication fork? 3)explain the importance of "origin of replication" in a replication fork.
WAT IS DNASE AND RNASE..?AND WAT IS THE BASIC DIFFERENCE BETWEEN DNA AND DNASE , RNA RNASE ?
how is lac operon switches on and off .how does it sfunctions are activated and inhibited
please explain the machinery and enzymes responsible for dna replication briefly in steps!
what is meant by capping and tailing in transcription process in eukaryotes?
what is satellite dna in a genome?explain their role in dna finger printing?
what is the difference between coding and non coding strands?
Why only H2A, H2B, H3 and H4 histones form the octamer? Why H1 does not take part in octamer formation?
In prokaryotes well defined nucleus is absent and DNA is scattered bt in our ncert text book it is given that DNA is not scattered throughout the cell,...its tooo confusing...what to refer plzz help me out..!!!
heat-killed s strain bacteria+r strain when injected into mice, killed it. but how did it happen as s strain was already killed n r strain isn't enough to kill a mice??????
when and what end does the tailing of hnRNA take place?
if ecoli was allowed to grow for 80 minutes then what would be the propotion of light and hybrid density of Dna molecule?
pls explain replication of dna and semiconservative nature of dna i detail?
what is the similarities between DNA polymerase and RNA polymerase
Q.29. Which of the following statements about Rhizobium legume nodule formation is not true?
(a) Rhizobium can only fix nitrogen after it becomes a bacteroid within a root cortex cell.
(b) Rhizobium induces invagination of root hairs.
(c) Within an infection thread, Rhizobium is still extracellular to the plant.
(d) The infection thread can fuse with any root cell of an appropriate legume species.
what you mean by saying haploid content of human dna is 3.3*109 base pairs?
what is meant by association with sigma or (p) factor 'alters the specificity of RNA polymerase"???
DNA is unzipped twice ina cell.Name the 2 diifrent events which can occur and the enzyme s responisble for it?
326. Transpiration ratio is minimum in
(l) Tropical C3-plants
(2) Tropical C4,plants
(3) CAM plants
(4) Millet and Alfalfa
board exam time table 2013