A. NH2 group
B. COOH group
C. R group
D. All of these
Related Mcqs:
- A bond formed by linkage between -OH of carboxyl group of one amino acid and H of amino group of another amino acid which releases water is called__________?
A. Phosphodiester linkage
B. Glycosidic bond
C. Peptide bond
D. Hydrogen bond - helical structure is kept by the formation of _________ bonds among amino acids molecules?
A. H bonds
B. Disulphide Bond
C. Ionic bond
D. Hydrophobic bonds - Proteins are made from amino acids by the process of ______________?
A. Hydrolysis
B. Pinocytosis
C. Dehydration synthesis
D. Active transport - An enzyme which converts a dipeptide into separate amino acids is an example of__________?
A. Decarboxylase
B. Hydrolase
C. Oxidoreductase
D. Transferase - Total number of amino acids discovered so far in cells and tissues are______________?
A. 20
B. 25
C. 150
D. 170 - Total number of amino acids in a hemoglobin molecule are__________?
A. 554
B. 564
C. 574
D. 584 - Which structure of protein gives information aboutnumber and sequence of amino acids in it_______________?
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. Quaternary structure - In an aqueous environment the most stable tertiary conformation is that in which _________ amino acids are buried inside the conformation?
A. Hydrophobic
B. Hydrophilic
C. Basic
D. None of these - Dipeptides into amino acids are are converted through_____________?
A. Amino peptidase
B. Erypsin
C. Pepsin
D. Trypsin - Which of the following filtrate contains excessive amount of amino acids, glucose, and salts?
A. Glomerular filtrate
B. Filtrate passing through ascending limb
C. Filtrate passing through distal conveluted tubule
D. Filtrate passing through collecting tubules
