Alfred Russel Wallace - Who was collecting specimens in the Malay Archipelago, had independently conceived of natural selection.

TLS Online TPP Program

#Id: 1707

#Unit 4. Cell Communication and Cell Signaling

Mast cells are released from the bone marrow into the blood as undifferentiated cells; they mature only after they leave the blood.

TLS Online TPP Program

#Id: 1708

#Unit 4. Cell Communication and Cell Signaling

Mast cells degranulation responsible for Type 1 allergies.

TLS Online TPP Program

#Id: 1709

#Unit 4. Cell Communication and Cell Signaling

Eosinophils, are motile phagocytic cells.

TLS Online TPP Program

#Id: 1710

#Unit 4. Cell Communication and Cell Signaling

Eosinophils play their most important role in the defense against multicellular parasitic organisms, including worms.

TLS Online TPP Program

#Id: 1711

#Unit 4. Cell Communication and Cell Signaling

Healthy individuals generate IgE antibodies only in response to parasitic infections.

TLS Online TPP Program

#Id: 1712

#Unit 4. Cell Communication and Cell Signaling

Atopic, are predisposed to generate IgE antibodies against common environmental antigens