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Which of the following lipoprotein transport cholesterol from liver to peripheral tissues ?
A) Chylomicron B) Very low density lipoprotein
C) Low density lipoprotein D) High density lipoprotein

The mechanism of action of diphtheria toxin is by

A) Increasing adenylate cyclase activity

B) Blocking the production and release of acetylcholine at neuromuscular junction
C) Inactivating elongation factor EF-2

D) Causing lysis of erythrocytes

Vincent’s angina is caused by
A) Staphylococcus aureus 8) Leptotrichia buccalis
C) Streptococcus viridans D) Haemophilus influenzae

Selective media for the isolation of Mycobacterium tuberculosis is
A) Loeffler’s serum slope B) Lowenstein-Jensen medium
C) Thayer Martin medium D) Wilson-Blair medium

The antibody responsible for anaphylactic reactions is
A) IgG B) IgA 0) 100 0) IgE

Germ tube formation is shown by
A) Candida kefyr B) Candida tropicalis
C) Candida parapsilosis D) Candida albicans

Hypomineralised structures of the enamel rods and inter rods substance is called
A) Enamel tuft B) Enamel lamellae
C) Striae of retzius D) Prismless enamel

True about dentin
A) Hardness 1/5" of enamel B) Hardness less at DEJ
C) Modulus of elasticity 40 GPa D) Compressive strength 384 MPa

Cusps that contact opposing teeth during maximum habitual intercuspation
A) Nonfunctional cusp B) Stamp cusp
C) Nonholding cusp D) Both A) and B)