The highest concentrations of free auxin in the living plant are in the apical meristems of shoots and in young leaves because these are the primary sites of auxin synthesis. 

TLS Online TPP Program

#Id: 7864

#Unit 1. Molecules and their Interaction Relevant to Biology

TLS Online TPP Program

#Id: 7942

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 9315

#Unit 4. Cell Communication and Cell Signaling

In resting rod cells high cGMP concentration generated from GTP catalyzed by guanylyl cyclase.

TLS Online TPP Program

#Id: 2611

#Unit 13. Methods in Biology

RACE can be used to amplify unknown 5' (5'-RACE) or 3' (3'-RACE) parts of RNA molecules where part of the RNA sequence is known and targeted by a GSP gene-specific primer.

TLS Online TPP Program

#Id: 5428

#Unit 7. System Physiology – Animal

Orthograde transport

moves from the cell body toward the axon terminals 

occurs along microtubules that run along the length of the axon and requires dynein and kinesin