Factors that slow the flow of electrons through the respiratory chain increase the formation of superoxide, perhaps by prolonging the lifetime of ^• O ₂ ^- generated in the Q cycle,

TLS Online TPP Program

#Id: 7119

#Unit 6. System Physiology – Plant

ABA is transported by both the xylem and the phloem, but it is normally much more abundant in the phloem sap.

TLS Online TPP Program

#Id: 10180

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 1195

#Unit 7. System Physiology – Animal

Female hormonal system, consists of three hierarchies of hormones:

1. GnRH

2. FSH and LH

3. Estrogen and progesterone

TLS Online TPP Program

#Id: 9847

#Unit 6. System Physiology – Plant

cry1 and cry2 are generally found in the nucleus, cry3 is localized to chloroplasts and mitochondria

TLS Online TPP Program

#Id: 2345

#Unit 3. Fundamental Processes

Core enzyme binds indiscriminately to any DNA. Sigma factor reduces the affinity for sequence independent binding and confers specificity for promoter.