EASY
Earn 100

Read the following statements and select the correct option.

A. Both DNA and RNA are nucleic acids.

B. Nucleic acid is macromolecule made up of nucleotides.

91.67% studentsanswered this correctly

Important Questions on Biomolecules

EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
The type of bond connecting two nucleotides is
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Which of the following biomolecules does have a phosphodiester bond?
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
5- Methyl Uracil means:
HARD
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Radioisotopes are frequently used in the study of cellular processes. A culture of Escherichia coli is grown at 37°C in a minimal medium containing radioactive phosphorous. At the end of 48 hours, the amount of radioactivity expected in equimolar quantities of the following macromolecules is
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Choose the correct statements:
A) DNA directly codes for the synthesis of proteins
B) DNA and RNA both can function as genetic material
C) DNA is storage of genetic material and RNA transfers genetic information
D) RNA is indirectly codes for the synthesis of protein
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Write the names of two nucleic acids.
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
N-Glycosidic linkage contains:
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
According to Watson-Crick model, hydrogen bonding in a double-stranded DNA occurs between
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids

Identify the chemical components of nucleic acid

A) Cysteine
B) Heterocyclic compound
C) Tyrosine
D) Phosphoric acid
E) Ribulose
F) Monosaccharide

EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
The protein P, the oligosaccharide O, and the oligonucleotide N are composed of 100 amino acid residues, 100 hexose residues and 100 nucleotides, respectively. Which one of the following orders of molecular weights is correct?
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
In the polynucleotide chain of DNA, a nitrogenous base is linked to the -OH of:
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Optical activity of DNA is due to its:
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
The main difference between DNA and RNA is ____
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Briefly discuss the structure and functions of DNA.
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
A molecule of ATP is structurally similar to the molecule of
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
In a DNA molecule, the phosphate group is attached to the _____ carbon of the sugar residue of its own nucleotide and the _____ carbon of the sugar residue of the next nucleotide by _____ bonds.
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Select the correct constituents of nucleotide- 
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Which of the following statements is correct for biomolecules?
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
Adenosine, guanosine, thymidine, uridine, cytidine are all _______ but adenylic acid, guanylic acid, uridylic acid, cytidylic acid are ________.
EASY
Biology>Cell : Structure and Functions>Biomolecules>Nucleic Acids
RNA does not possess