T cells initiate the adaptive immune response by interacting MHC on antigen-presenting cells that have been exposed to pathogens.

TLS Online TPP Program

#Id: 3038

#Unit 3. Fundamental Processes

Core polymerase and the clamp dissociate at completion of Okazaki fragment synthesis and reassociate at the beginning.

TLS Online TPP Program

#Id: 9548

#Unit 11. Evolution and Behavior

Neo-Lamarckism - August Weismann

cut off the tails of mice for many generations and showed that this mutilation had no effect on the tail length of their descendants.

TLS Online TPP Program

#Id: 9944

#Unit 4. Cell Communication and Cell Signaling

Malaria (Parasitic)

Sporozoites enter the bloodstream by mosquito.

The sporozoites migrate to the liver, where they multiply, transforming liver hepatocytes into giant multinucleate schizonts, which release thousands of merozoites into the bloodstream. 

TLS Online TPP Program

#Id: 1059

#Unit 5. Developmental Biology

Tbx stands for “T-box,” a specific DNA-binding domain.

TLS Online TPP Program

#Id: 10257

#Unit 6. System Physiology – Plant

when seed abscisic acid (ABA) content is highest 

Accumulation of disaccharides and oligosaccharides

Synthesis of storage proteins

Synthesis of late-embryogenesis-abundant (LEA) proteins

Synthesis of small heat shock proteins (smHSPs)

Activation of antioxidative defenses

Changes in the physical structure of cells

Gradual increase in cell density