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Recent questions tagged molecular genetics
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vote
1
answer
Draw the double helical structure of DNA as proposed by Watson and Crick.
asked
Apr 6, 2019
in
Class 12
by
kratos
molecular genetics
class-12
nucleic acids
molecular basis of inheritance
+1
vote
1
answer
What are heterochromatin and euchromatin?
asked
Apr 6, 2019
in
Class 12
by
kratos
nucleic acid
cbse
class-11
molecular basis of inheritance
class-12
the unit of life
molecular genetics
cell
+2
votes
1
answer
How many structural genes are present in lac-operon in E.coli? (a) 4 (b) 3 (c) 2 (d) 1
asked
Apr 6, 2019
in
Class 12
by
kratos
nucleic acids
cbse
genetic code
molecular basis of inheritance
dna fingerprinting
class-12
molecular genetics
+2
votes
1
answer
Study the mRNA segment given above which is complete to be translated into a polypeptide chain.
asked
Apr 5, 2019
in
Class 12
by
kratos
molecular genetics
class-12
molecular basis of inheritance
nucleic acids
+1
vote
1
answer
Operon model is proposed by- (a) Watson and Crick (b) Briton and Davidson (d) Jacob and Monad
asked
Apr 4, 2019
in
Class 12
by
kratos
nucleic acids
molecular basis of inheritance
kvpy
class-12
molecular genetics
+2
votes
1
answer
Observe the given sequence of nitrogenous bases on a DNA fragment and answer the following question –
asked
Apr 1, 2019
in
Class 12
by
kratos
biotechnology
principles and processes
class-12
biotechnology principles and processes
molecular genetics
+1
vote
1
answer
Integrator gene of eukaryotes works as which type of gene of prokaryotes- (a) Regulator gene (b) Operator gene
asked
Mar 25, 2019
in
Class 12
by
kratos
neet
class-11
aiims
molecular basis of inheritance
class-12
molecular genetics
+3
votes
1
answer
Genetic material of prokaryotic cell : (1) Non histonic double stranded DNA
asked
Mar 25, 2019
in
Class 12
by
kratos
neet
biotechnology principles
aiims
principles and processes
molecular basis of inheritance
kvpy
biotechnology
class-12
molecular genetics
+3
votes
1
answer
Give two main differences between DNA and RNA.
asked
Mar 23, 2019
in
Class 12
by
kratos
class-11
biomolecules
bseb model set
class-12
molecular genetics
+3
votes
1
answer
Describe ‘initiation’ and ‘termination’ phases of protein synthesis.
asked
Mar 23, 2019
in
Chemistry
by
kratos
isc
chemistry in everyday life
cbse
aiims 2019
icse
class-12
molecular genetics
+1
vote
1
answer
During DNA replication, the addition of nucleotides on the lagging strand occurs.
asked
Mar 19, 2019
in
Class 12
by
kratos
nucleic acid
biotechnology
principles and processes
class-12
neet
molecular genetics
molecular basis of inheritance
cbse
aiims
+1
vote
1
answer
Mention the causes of DNA polymorphism.
asked
Mar 18, 2019
in
Class 12
by
kratos
cbse
genetic code
molecular basis of inheritance
dna fingerprinting
class-12
molecular genetics
+2
votes
1
answer
The genetic code is characterised as universal because
asked
Mar 14, 2019
in
Class 12
by
kratos
class-12
molecular genetics
molecular basis of inheritance
cbse
+3
votes
1
answer
In the presence of glucose and lactose, Escherichia coli utilizes glucose.
asked
Mar 13, 2019
in
Class 12
by
kratos
neet
class-11
molecular basis of inheritance
kvpy
class-12
molecular genetics
+2
votes
1
answer
If a dsDNA has 20% adenine, what would be its cytosine content ?
asked
Mar 13, 2019
in
Class 12
by
kratos
nucleic acids
class-11
kvpy
biomolecules
class-12
molecular genetics
+3
votes
1
answer
If the sequence of bases in DNA is 5'-ATGTATCTCAAT-3', then the sequence of bases in its transcript will be-
asked
Mar 13, 2019
in
Class 12
by
kratos
isc
neet
molecular basis of inheritance
kvpy
icse
class-12
molecular genetics
+3
votes
1
answer
Ten base pairs are present in one turn of the helix in (A) A-DNA (B) B-DNA
asked
Mar 9, 2019
in
Class 12
by
kratos
nucleic acids
class-11
biomolecules
class-12
molecular genetics
+3
votes
1
answer
The pyrimidine bases present in DNA are (a) cytosine and adenine.
asked
Mar 8, 2019
in
Class 12
by
kratos
polymers
neet
jee
biomolecules
jee mains
class-12
molecular genetics
+3
votes
1
answer
State the arrangement of different genes that in bacteria is referred to as ‘operon’.
asked
Mar 6, 2019
in
Class 12
by
kratos
molecular genetics
class-12
molecular basis of inheritance
+2
votes
1
answer
Write any two ways in which the gene expression is regulated in eukaryotes.
asked
Mar 5, 2019
in
Class 12
by
kratos
cbse
genetic code
molecular basis of inheritance
dna fingerprinting
class-12
molecular genetics
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