- (A) Actin
- (B) Myosin
- (C) Troponin
- (D) Tropomyosin
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- (A) Structural changes in rhodopsin
- (B) Activation of transducin
- (C) Decreased intracellular cGMP
- (D) Opening of Na+ channels
- (A) Sertoli cells
- (B) Epithelial cells
- (C) Interstitial cells of Leydig
- (D) Primitive term cells
- (A) Plasma cell
- (B) Mast cell
- (C) Nerve terminal
- (D) Vascular endothelium
- (A) Oncotic pressure
- (B) Drug transport
- (C) Toxic transport
- (D) Coagulation
- (A) RNA contains ribose
- (B) DNA carries the information in all organizations
- (C) DNA is localized in nucleus
- (D) RNA does not contain thymine
- (A) 3.5 seconds
- (B) 1-1.5 seconds
- (C) 6.0 seconds
- (D) 9.5 seconds
- (A) Guanine
- (B) Cytosine
- (C) Thymine
- (D) Uracil
- (A) There is immediate increase in venous return
- (B) Heart rate becomes stable at slightly more than normal
- (C) Cerebral blood flow increase & becomes stable at more than normal
- (D) Blood flow to the Apex of lung decrease
- (A) That the cell is resting
- (B) that the cell is active
- (C) nothing
- (D) that the cell is in transition phase

