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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Kinase requires_______________?

A MN++
B Cu++
C Mg++
D Inorganic phosphate
Correct Answer: Mg++

Mutations are due to changes in_________________?

A DNA nucleotide sequence
B RNA nucleotide sequence
C Amino acid sequence of ribonuclease
D Cell walls
Correct Answer: DNA nucleotide sequence

The initiation codon for protein synthesis is_____________?

A AUG
B UAA
C UUU
D UAG
Correct Answer: AUG

Nonsense codons bring about__________________?

A Elongation of polypeptide chain
B Pre-translational modification of protein
C Initiation of protein synthesis
D Termination of protein synthesis
Correct Answer: Termination of protein synthesis

Unwinding of DNA is done by____________?

A DNAse
B Topo isomerase
C Ligase
D Reverse transcriptase
Correct Answer: Topo isomerase

Which of the following process in involved in conversion of DNA to RNA___________?

A Conjugation
B Transduction
C Translocation
D Transcription
Correct Answer: Transcription

Restriction endonuclease cleaves______________?

A Double stranded DNA
B SIngle stranded DNA
C SIngle stranded RNA
D Polypeptide
Correct Answer: Double stranded DNA

Genes are_____________?

A Ribonucleic acid
B Deoxy ribonucleic acid
C Lipoproteins
D Chromo proteins
Correct Answer: Deoxy ribonucleic acid

DNA double helix is bound by_____________?

A Covalent bond
B Hydrogen bond
C Disulfide linkage
D Vander wall forces
Correct Answer: Hydrogen bond

Which base is not found in DNA________________?

A Adenine
B Guanine
C Cytosine
D Uracil
Correct Answer: Uracil
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