Paleogene - Radiation of mammals, birds, snakes, angiosperms, pollinating insects

TLS Online TPP Program

#Id: 9940

#Unit 4. Cell Communication and Cell Signaling

The inhaled bacilli are ingested by alveolar macrophages in the lung and inhibiting formation of phagolysosomes

CD4+ T cells are activated within 2 to 6 weeks after infection.

TLS Online TPP Program

#Id: 10481

#Unit 4. Cell Communication and Cell Signaling

p53

tumor-suppressor gene 

arrest of cells with damaged DNA

TLS Online TPP Program

#Id: 2827

#Unit 13. Methods in Biology

Affinity chromatography used for the purification of enzymes, nucleotides, nucleic acids, immunoglobulins, membrane receptors and even to whole cells and cell fragments.

TLS Online TPP Program

#Id: 9183

#Unit 11. Evolution and Behavior

The selection gradient measures the strength of directional selection acting on a quantitative trait.

TLS Online TPP Program

#Id: 7833

#Unit 1. Molecules and their Interaction Relevant to Biology