A. Alanine
B. Oleic acid
C. Glycerol
D. Tryptophan
✅ The correct answer is option B. Oleic acid.
2489. Incremental lines of Retzius appear_____________?
A. As lines in the enamel running at right angles to the enamel surface
B. As lines in the dentin running at right angles to the dentino-enamel junction
C. In enamel and follow the apposition pattern
D. In dentin and follow the appositional pattern
✅ The correct answer is option C. In enamel and follow the apposition pattern.
453. All of the following muscles are grouped together as “muscles of mastication” except_______________?
A. Buccinator
B. Masseter
C. Temporalis
D. Pterygoids
✅ The correct answer is option A. Buccinator.
2483. Which of the following enzymes are involved in bone formation________________?
A. Alkaline phosphatase and urease
B. Catalase and phosphorylase
C. Alkaline phosphatase and phosphorylase
D. Acid phosphatase and catalase
✅ The correct answer is option C. Alkaline phosphatase and phosphorylase.
B-oxidation of odd-chain fatty aids produce_______________?
A. Succinyl CoA
B. Propionyl CoA
C. Acetyl CoA
D. Malonyl CoA
✅ The correct answer is option B. Propionyl CoA.
2477. The position of mucogingival line____________________?
A. Shifts apically with age
B. Shifts coronally with age
C. Constant throughout the life
D. None of the above
✅ The correct answer is option C. Constant throughout the life.
2474. The process of recesses formation in maxillary sinus is most frequently seen with________________?
A. Zygomatic process
B. Frontal process
C. Alveolar process
D. Palatine process
✅ The correct answer is option C. Alveolar process.
2440. The maxillary lateral incisor is smaller than the maxillary central incisor on all aspects EXCEPT which one of the following______________?
A. Crown length
B. Mesiodistal crown width
C. Faciolingual crown width
D. Root length
✅ The correct answer is option D. Root length.
2437. The red zones of lips have_____________?
A. 30% Sebaceous glands
B. 75% sebaceous glands
C. very small number of sebaceous glands, if any
D. Absolutely no sebaceous glands
✅ The correct answer is option C. very small number of sebaceous glands, if any.
Alkaptonuria, an inherited metabolic disorder of L0tyrosine metabolism is due to lack of_____________?
A. Parahydroxy phenyl pyruvate Hydroxylase
B. Tyrosine transaminase
C. Homogentisate oxidase
D. Tyrosine oxidase
✅ The correct answer is option C. Homogentisate oxidase.