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TLS Online TPP Program

#Question id: 1357

How might anti-selectin antibodies act as anti-inflammatory drugs?

#Unit 4. Cell Communication and Cell Signaling

  1. Anti-selectin antibodies prevent activated endothelial cells from expressing selectin.

  2. Anti-selectin antibodies compete with carbohydrate ligands on neutrophil surfaces for selectin binding sites.

  3. Anti-selectin antibodies prevent neutrophils from transiently binding vessel walls.

  4. Anti-selectin antibodies prevent activated endothelial cells from producing platelet activating factor.

More Questions
TLS Online TPP Program

#Question id: 29484

#Unit 6. System Physiology – Plant

Physiological action of Cytokinins is given
a. Induce cell division in callus cells in the presence of an auxin 
b. Promote bud or root formation from callus cultures 
c. Delay senescence of leaves
d. Promote expansion of dicot cotyledons

Which of the following is correct
TLS Online TPP Program

#Question id: 29564

#Unit 6. System Physiology – Plant

Biotrophic fungi usually penetrate the rigid cell wall via the formation of a specialized infection structure on the plant surface called an 
TLS Online TPP Program

#Question id: 1818

#Unit 4. Cell Communication and Cell Signaling

Which of the following is the single best defining molecule on, or in, a B-cell?
TLS Online TPP Program

#Question id: 2280

#Unit 2. Cellular Organization

The smooth ER is especially abundant in cells that synthesize extensive amounts of
TLS Online TPP Program

#Question id: 28778

#Unit 2. Cellular Organization

In the nucleation phase the  G-actin molecules binds to form a trimer, which makes__
a) the entire group relatively weakly to each other
b) the entire group more stable
c) the group acts as a nucleus for polymerization
d) the clump act as a secondary structure
Which of the following statements is correct?