Three factors are important in maintaining low O2 concentrations in nodules. 

First, entry of O2 into the nodule is controlled by a variable‐permeability barrier in the nodule parenchyma

TLS Online TPP Program

#Id: 9283

#XL - Q Biochemistry

Three factors are important in maintaining low O2 concentrations in nodules. 

First, entry of O2 into the nodule is controlled by a variable‐permeability barrier in the nodule parenchyma

TLS Online TPP Program

#Id: 9283

#XL - S Microbiology

Three factors are important in maintaining low O2 concentrations in nodules. 

First, entry of O2 into the nodule is controlled by a variable‐permeability barrier in the nodule parenchyma

TLS Online TPP Program

#Id: 356

#XL - R Botany

The reaction catalyzed by citrate synthase is essentially a Claisen condensation, involving a thioester (acetyl-CoA) and a ketone (oxaloacetate)

TLS Online TPP Program

#Id: 359

#XL - R Botany

Eukaryotic cells have two isozymes of aconitase

• The mitochondrial isozyme (convert citrate to isocitrate in the citric acid cycle)

• The cytosolic isozyme 

TLS Online TPP Program

#Id: 364

#XL - R Botany

Pyruvate kinase acts in the nucleus to regulate the transcription of genes that respond to thyroid hormone. Glyceraldehyde 3-phosphate dehydrogenase moonlights both as uracil DNA glycosylase, effecting the repair of damaged DNA, and as a regulator of histone H2B transcription. 

TLS Online TPP Program

#Id: 366

#XL - R Botany

The enzyme that catalyzes this reversible reaction is called succinyl-CoA synthetase or succinic thiokinase

TLS Online TPP Program

#Id: 8674

#XL - R Botany

TLS Online TPP Program

#Id: 8675

#XL - R Botany

Insulin activates

GluT4

Hexokinase

Glycogen Synthase