Total NPP ( gm-2 yr-1 ) Tropical rain forest > Temperate forest > Tropical savannas > Mediterranan Shrub land > Temperate grass land > Crops > Boreal forest> Desert > Tundra 

TLS Online TPP Program

#Id: 10116

#Unit 6. System Physiology – Plant

IAA is synthesises by tryptophan and is primarily synthesized in a two-step process 

Indole-3-pyruvate (IPyA) as the intermediate. 

The second step in the pathway is carried out by the YUCCA gene product, a tryptophan aminotransferase.

TLS Online TPP Program

#Id: 9740

#Unit 6. System Physiology – Plant

Cyanogenic glycosides represent a particularly toxic class of N-containing secondary metabolites. 

Upon tissue damage, these glycosides break down and release hydrogen cyanide (HCN). 

TLS Online TPP Program

#Id: 705

#Unit 3. Fundamental Processes

Proofreading typically decreases the error rate in replication from10-5 to 10-7 per base pair replicated.

TLS Online TPP Program

#Id: 8897

#Unit 2. Cellular Organization

Sensing mechanism used by cells to detect incorrect chromosome attachments is based on tension.

TLS Online TPP Program

#Id: 7361

#Unit 5. Developmental Biology

On the left side of Hensen’s node, Sonic hedgehog (Shh) activates Cerberus, which stimulates BMPs to induce the expression of Nodal