β oxidation 

A major function of the oxidation reactions is the breakdown of fatty acid molecules.

TLS Online TPP Program

#Id: 9571

#XL - T Zoology

Ockham’s principle - Principle of parsimony

TLS Online TPP Program

#Id: 9436

#XL - T Zoology

Several hypotheses explain the existence of monogamy.

1. Mate-guarding hypothesis, a male stays with a female to protect her from being fertilized by other males.

2. The male assistance hypothesis maintains that males remain with females to help them rear their offspring.

3. The female-enforced monogamy, females stop their male partners from being polygynous.

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: 8638

#XL - R Botany

Once sufficient Cln3 is synthesized from its mRNA, Cln3-CDK complexes phosphorylate and inactivate the transcriptional repressor Whi5.

TLS Online TPP Program

#Id: 9636

#XL - T Zoology

Activated RTKs and cytokine receptors to activate Ras, by two cytosolic proteins — GRB2 and Sos