NSC207 Tma Solutions
1. The bond between two nucleotide molecule stabilizing them is
—>> Hydrogen bond
Van der waal force
electroststic interaction
covalent bond
2. Which of the following is not an example of RNA
rRNA
tRNA
mRMA
—>> mtRNA
3. The process of converting DNA to RNA is known as
Translation
—>> Transcription
Replication
Reverse transcription
4. A nucleotide base not found in RNA is
Adenine
—>> Thymine
Uracil
Guanine
5. Which of the following is not true about RNA
some are adaptor molecule
Some are catalytic and help in synthesis of protein
Some carry information for translation
—>> they have a very long life span
6. The addition and/or removal groups to incorporate double bond is charateristic of which of the following class of enzymes
Oxidoreductases
Transferases
—>> Lyases
ligases
7. All the following are nucleotide of physilogical important not found in genetic material except
—>> Uracil
Xanthine
Hypoxanthine
uric acid
8. Nucleotide base predominately found in RNA is
Adenine
Thymine
—>> Uracil
Guanine
9. Which of the following is incorrect about enzyme activity
—>> They alter the ∆G of a reaction
they alter the ∆G’ of a reaction
catalysis takes place at the active site
Most enzymes are proteins
10. Which of the following nucleotide base is not found in DNA
Adenine
Thymine
—>> Uracil
Guanine
JOIN OUR TELEGRAM ON VIP NOUN UPDATES – FOR FREE NSC207 PAST QUESTIONS AND EXAMS SUMMARIES
