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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

Non essential amino acids are not_____________?

A Used by the body
B Forming part of the proteins
C Required in the diet
D Absorbed in the intestines
Correct Answer: Required in the diet

The following is false about tryptophan_____________?

A Non-essential amino acid
B Involved in serotonin synthesis
C Involved in niacin synthesis
D Involved in melatonin in synthesis
Correct Answer: Non-essential amino acid

Which of the following amino acid is involved in gluconeogenesis______________?

A Glycine
B Valine
C Cysteline
D All of the above
Correct Answer: All of the above

Quaternary structure of protein is_____________?

A The arrangement sequence of amino acids in the polypeptide chain
B Inter relation between amino acids in a single polypeptide chain
C Inter relation of amino acids in 2 polypeptide chains
D The inter relation and arrangement of polypeptides in a protein with more than 2 polypeptide chains
Correct Answer: The inter relation and arrangement of polypeptides in a protein with more than 2 polypeptide chains

Which of the following is a derived a derived protein_____________?

A Protamines
B Peptones
C Prolamines
D Lactalbumin
Correct Answer: Peptones

All are genetic amino acid deficiency disease except___________?

A Phenyl ketonuria
B Alkaptonuria
C Homocystinuria
D 6alactosemia
Correct Answer: 6alactosemia

Mannose 6 phosphate containing freshly synthesized proteins are directed to_____________?

A Nucleus
B Lysosomes
C Mitochondria
D Golgi apparatus
Correct Answer: Lysosomes

Glutamine replaced by valine in sckle cell anaemia is characterized________________?

A Non Sense mutation of beta chain
B Missense mutation of beta chain
C Degradation of beta chain
D Deletion of beta chain
Correct Answer: Missense mutation of beta chain

All are true about glutathione except ?

A It is a tripetide
B It converts hemoglobin to methemoglobin
C It conjugates xenobiotics
D It scavenges free radicals and superoxide ions
Correct Answer: It converts hemoglobin to methemoglobin

The class of amino acids that contains only non essential amino acids is_______________?

A Acidic
B Basic
C Aromatic
D Branched chain
Correct Answer: Acidic
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