335636
Select the correct pair of substituted purines.
1 Cytosine and thymine
2 Adenine and guanine
3 Uracil and cytosine
4 Guanine and uracil
Explanation:
Adenine and guanine are substituted purins, while the rest, i.e. uracil, cytosine and thymine, are substituted pyrimidines.
BIOXI09: BIOMOLECULES
335637
DNA contains
1 Ribose
2 2’ dioxyribose
3 5’ deoxyribose
4 2’ deoxyribose
Explanation:
DNA contains 2’ deoxyribose.
BIOXI09: BIOMOLECULES
335638
Which of the following is incorrect?
1 DNA and RNA consist of nucleosides only
2 Adenylic acid is a nucleic acid
3 Uridine is a nucleotide
4 All are incorrect
Explanation:
All are incorrect
BIOXI09: BIOMOLECULES
335639
Statement A : A nucleotide has three chemically distinct components. Statement B : One is a heterocyclic compound, the second is a monosaccharide and the third a phosphoric acid or phosphate.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
335636
Select the correct pair of substituted purines.
1 Cytosine and thymine
2 Adenine and guanine
3 Uracil and cytosine
4 Guanine and uracil
Explanation:
Adenine and guanine are substituted purins, while the rest, i.e. uracil, cytosine and thymine, are substituted pyrimidines.
BIOXI09: BIOMOLECULES
335637
DNA contains
1 Ribose
2 2’ dioxyribose
3 5’ deoxyribose
4 2’ deoxyribose
Explanation:
DNA contains 2’ deoxyribose.
BIOXI09: BIOMOLECULES
335638
Which of the following is incorrect?
1 DNA and RNA consist of nucleosides only
2 Adenylic acid is a nucleic acid
3 Uridine is a nucleotide
4 All are incorrect
Explanation:
All are incorrect
BIOXI09: BIOMOLECULES
335639
Statement A : A nucleotide has three chemically distinct components. Statement B : One is a heterocyclic compound, the second is a monosaccharide and the third a phosphoric acid or phosphate.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
335636
Select the correct pair of substituted purines.
1 Cytosine and thymine
2 Adenine and guanine
3 Uracil and cytosine
4 Guanine and uracil
Explanation:
Adenine and guanine are substituted purins, while the rest, i.e. uracil, cytosine and thymine, are substituted pyrimidines.
BIOXI09: BIOMOLECULES
335637
DNA contains
1 Ribose
2 2’ dioxyribose
3 5’ deoxyribose
4 2’ deoxyribose
Explanation:
DNA contains 2’ deoxyribose.
BIOXI09: BIOMOLECULES
335638
Which of the following is incorrect?
1 DNA and RNA consist of nucleosides only
2 Adenylic acid is a nucleic acid
3 Uridine is a nucleotide
4 All are incorrect
Explanation:
All are incorrect
BIOXI09: BIOMOLECULES
335639
Statement A : A nucleotide has three chemically distinct components. Statement B : One is a heterocyclic compound, the second is a monosaccharide and the third a phosphoric acid or phosphate.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
335636
Select the correct pair of substituted purines.
1 Cytosine and thymine
2 Adenine and guanine
3 Uracil and cytosine
4 Guanine and uracil
Explanation:
Adenine and guanine are substituted purins, while the rest, i.e. uracil, cytosine and thymine, are substituted pyrimidines.
BIOXI09: BIOMOLECULES
335637
DNA contains
1 Ribose
2 2’ dioxyribose
3 5’ deoxyribose
4 2’ deoxyribose
Explanation:
DNA contains 2’ deoxyribose.
BIOXI09: BIOMOLECULES
335638
Which of the following is incorrect?
1 DNA and RNA consist of nucleosides only
2 Adenylic acid is a nucleic acid
3 Uridine is a nucleotide
4 All are incorrect
Explanation:
All are incorrect
BIOXI09: BIOMOLECULES
335639
Statement A : A nucleotide has three chemically distinct components. Statement B : One is a heterocyclic compound, the second is a monosaccharide and the third a phosphoric acid or phosphate.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.