Original antigenic sin

Tendency to focus an immune attack on those structures that were present during the original.

This means that our immune systems effectively ignore the subtle changes occurring each year in pathogens

TLS Online TPP Program

#Id: 10635

#XL - R Botany

Family - solanaceae 

( Potato Family )

Floral formula & Diagram

TLS Online TPP Program

#Id: 1315

#XL - T Zoology

GTPase superfamily of proteins- eIF2, EF1α, EF2, Ran, Sar, Rab, Rho, Rac, Cdc42

TLS Online TPP Program

#Id: 9837

#XL - R Botany

COP1 is found in the nucleus in the dark and in the cytoplasm in the light. COP1 movement into the nucleus in the dark requires the COP9 signalosome (CSN) complex

TLS Online TPP Program

#Id: 1825

#XL - T Zoology

TLS Online TPP Program

#Id: 9392

#XL - T Zoology

Web making in spiders

Spiders make silk in a special part of their body called a gland and use their legs to pull it out of their bodies. This is called spinning.