Respiratory roots or pneumatophores

The roots of some trees and shrubs growing in saline marshes (mangrove plants) suffer from the lack of oxygen. Atmospheric air enters these roots through the minute pores of special lenticels (pneumathodes) on the exposed root tips.

TLS Online TPP Program

#Id: 7844

#XL - T Zoology

Linear form of glucose (and other aldohexoses) could undergo a intramolecular reaction to form a cyclic hemiacetal.

TLS Online TPP Program

#Id: 7843

#XL - T Zoology

d-mannose and d-talose are epimers and d-glucose and d-mannose are epimers, whereas d-glucose and d-talose are not epimers but merely diastereomers

TLS Online TPP Program

#Id: 7842

#XL - T Zoology

Two sugars that differ in configuration at only one chiral center are described as epimers.

TLS Online TPP Program

#Id: 7841

#XL - T Zoology

Isomers that have opposite configurations at one or more of the chiral centers but that are not mirror images of each other are called diastereomers

TLS Online TPP Program

#Id: 7840

#XL - T Zoology

Stereoisomers that are mirror images of each other are called enantiomers

TLS Online TPP Program

#Id: 7839

#XL - T Zoology