To help students learn the appropriate text structures, text features, and language of informative/explanatory writing, teachers might begin with Talk-alouds. Below you will see two 2nd grade examples that focuses on the use of diagrams. These are a paired set of a Reading Talk-aloud and a Writing Talk-aloud.
functional group. n. An atom or group of atoms, such as a carboxyl group, in an organic compound that defines the structure of a family of compounds and determines the properties of the family. functional group. n.
Functional group. Functional group-a group of atoms within a molecule that interacts in predictable ways with other molecules. Please contribute to this project, if you have more information about this term feel free to edit this page.This page was last modified on 7 November 2006, at 19:58.This page has been accessed 41,498 times.unctional group-a group of atoms within a molecule that interacts in predictable ways with other molecules. Please contribute to this project, if you have more information about this term feel free to edit this page.