HER3 (Erb-B3) can bind ligands but lacks a functional kinase domain and can signal only when heterodimerizes with HER2 (Erb-B2

TLS Online TPP Program

#Id: 7903

#XL - Q Biochemistry

Mitochondrial fusion and fission are mediated by a set of GTPase enzymes:

Mitochondrial fusion -MFN1/2 & OPA1

Mitochondrial fission- DRP1

TLS Online TPP Program

#Id: 9564

#XL - T Zoology

Bergmann’s rule: Populations in colder climates tend to have greater body mass than those in warmer climates.

TLS Online TPP Program

#Id: 9485

#XL - R Botany

Plant pathogens are divided into three groups

Biotrophs derive energy from living cells, they are found on or in living plants, can have very complex nutrient requirements and do not kill host plants rapidly;

Necrotrophs derive energy from killed cells; they invade and kill plant tissue rapidly and then live saprotrophically on the dead remains;

TLS Online TPP Program

#Id: 9182

#XL - T Zoology

Selection coefficient

A related variable is the selection coefficient (s), which is the relative intensity of selection against a  genotype

TLS Online TPP Program

#Id: 8171

#XL - Q Biochemistry

In mammalian cells, Rab5 protein (early endosomes) and its effector protein known as EEA1 (early endosome antigen 1)