The phyB mutants are deficient in chlorophyll

phyB also appears to regulate LFRs, such as photoreversible seed germination

Mutants that lack phyA respond normally to red light, whereas mutants deficient in phyB are unable to respond to low-fluence red light

TLS Online TPP Program

#Id: 5072

#Unit 6. System Physiology – Plant

Auxin is required for viability

TLS Online TPP Program

#Id: 5073

#Unit 6. System Physiology – Plant

Required at some level more or less continuously

TLS Online TPP Program

#Id: 5074

#Unit 6. System Physiology – Plant

Experiment on coleoptile phototropism

TLS Online TPP Program

#Id: 5075

#Unit 6. System Physiology – Plant

Paál and Went experiment

TLS Online TPP Program

#Id: 5076

#Unit 6. System Physiology – Plant

A common feature of all active auxins is a molecular distance of about 0.5 nm between a fractional positive charge on the aromatic ring and a negatively charged carboxyl group.

TLS Online TPP Program

#Id: 5077

#Unit 6. System Physiology – Plant

Structure of three natural auxins