Nucleotide arrangement in DNA can be seen by?
X-ray crystallography
Electron microscope
Ultracentrifuge
Light microscope
Related Questions
The following ratio is generally constant for a given species
A+G/C+T
T+C/G+A
G+C/A+T
A+C/T+G
Which histone protein is NOT a core component of the nucleosome?
H2A
H2B
H3
H1
Which of the following sugars is found in nucleic acid?
Glucose
Fructose
Both ribose and deoxyribose
Sucrose
‘It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material’. This is written by
Meselson and Stahl
Archibold Garrod
Severo Ochoa
Watson and Crick
If the length of DNA in a mammalian cell is about 2.2 meters and there are base pairs, what is the approximate distance between two consecutive base pairs?
0.34 nm
3.4 nm
34 nm
0.034 nm
A molecule that can act as a genetic material must fulfill the traits given, except
it should provide the scope for slow changes that are required for evolution
it should be able to express itself in the form of ‘Mendelian characters’
it should be able to generate its replica
it should be unstable structurally and chemically
Number of base pairs of DNA helix in a typical nucleosome?
200
100
500
2000
Read the following statements and state them as true (T) and False(F) A) DNA and RNA function as genetic material B) Nucleic acids are monomers of nucleotides. C) Adenine, Guanine, Cytosine, Uracil and Thymine are nitrogenous bases. Choose the correct option
A-T, B-F, C-T
A-F, B-T, C-T
A-T, B-T, C-F
A-F, B-F, C-T
Nucleosome model is proposed by?
Kornberg
Thomas
1 and 2
Crick
Which of the following nitrogenous bases is NOT found in DNA?
Adenine
Guanine
Cytosine
Uracil
