A. Tooth contact side
B. Balancing side
C. Working side
D. Non- working side
✅ The correct answer is option C. Working side.
Key enzyme in urea synthesis is____________?
A. Urease
B. Carbamyl synthetase
C. Arginase
D. Ornithine
✅ The correct answer is option B. Carbamyl synthetase.
1640. Fibres which continue from bone to ligament are_____________?
A. Sharpey’s fibres
B. Tome’s fibres
C. Ray’s fibres
D. All of the above
✅ The correct answer is option A. Sharpey’s fibres.
1637. In how many years, the central incisors erupt as permanent teeth ______________?
A. 8-9 years
B. 10-12 years
C. 6-7 years
D. 17-25 years
✅ The correct answer is option A. 8-9 years.
Enzyme + coenzyme constitutes_____________?
A. Apoenzyme
B. Proenzyme
C. Protoenzyme
D. Holoenzyme
✅ The correct answer is option D. Holoenzyme.
Consumption of raw egg white in the diet may result in the deficiency of______________?
A. Riboflavin
B. Biotin
C. Thiamine
D. Pyridoxine
✅ The correct answer is option B. Biotin.
Dental porcelains are crystalline materials of________________?
A. Rubber
B. Plastic
C. Organic substances
D. Glass
✅ The correct answer is option D. Glass.
1625. Dentin islands are frequently found in the root canals of which of the following permanent teeth ?
A. Maxillary lateral incisor & mandibular canine
B. Maxillary 2nd premolar & maxillary 1st molar
C. Maxillary 2nd premolar & mandibular canine
D. Maxillary 1st molar & mandibular 2nd premolar
✅ The correct answer is option C. Maxillary 2nd premolar & mandibular canine.
Which one of the following amino acids is purely ketogenic ?
A. Proline
B. Phenylalanine
C. Isoleucine
D. Leucine
✅ The correct answer is option D. Leucine.
The antibacterial substance present in tears which acts by splitting cell wall components is____________?
A. Penicillin
B. Lysozyme
C. Betalysine
D. Lactoperoxidase
✅ The correct answer is option C. Betalysine.