Question: The portion of DNA in Which RNA polymerase binds and starts transcription is called______________?

• 1. Terminator
• 2. Anti terminator
• 3. Operator
• 4. Promoter region

Question: End product of purine metabolism is______________?

• 1. Creatinine
• 2. Uric acid
• 3. Xanthine
• 4. Phosphates

Question: All are true of the genetic code except____________?

• 1. Degenerate
• 2. Universal
• 3. Punctuation
• 4. Non overlapping

Question: R-RNA is mainly produced mainly in___________?

• 1. Nucleus
• 2. Nucleolus
• 3. Ribosome
• 4. Endoplasmic reticulum

Question: On complete hydrolysis of DNA we will get all the following except______________?

• 1. Deoxy pentose sugar
• 2. Phosphoric acid
• 3. Adenosine
• 4. Purine bases

Question: Denaturation of double stranded DNA involves_______________?

• 1. It gets broken down to nucleotides
• 2. It becomes single stranded reversibly
• 3. It becomes single stranded irreversibly
• 4. It becomes double stranded irreversibly

Question: Which of the following is used in recombinant DNA technology ?

• 1. Restriction endonucleases
• 2. PCR
• 3. Reverse transcriptase FISH
• 4. None of these

Question: Transcription is the synthesis of____________?

• 1. Single stranded complimentary copy of DNA
• 2. Double stranded complimentary copy of DNA
• 3. Complimentary copy of RNA
• 4. COmplimentary copy of rRNA

Question: Serum creatine kinase-3 (CK-3) is elevated in_______________?

• 1. Muscular dystrophy
• 2. Myocardial infarction
• 3. Alcoholic cirrhosis
• 4. Brain tumours

Question: Ammonia produced by brain is trapped as_____________?

• 1. Urea
• 2. Uric Acid
• 3. Creatinine
• 4. Glutamine