• Home
  • Forum
  • Dictionary
  • Articles
  • Tutorials
  • Books
  • Directory
  • Share your work


Dictionary » S » Stems

Stems

stem

The main stem or a branch of the main axial system of a plant, developed from the plumule of the embryo and typically bearing leaves.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Love is an illusion?

... of the species/genes? And if that is so should we devalue love? I am fond of love, however I acknowledge that it has biological origins and stems from evolution.

See entire post
by NathanCroftonBond
Wed Nov 06, 2013 9:30 pm
 
Forum: Human Biology
Topic: Love is an illusion?
Replies: 1
Views: 592

Re: Pterydophyta

The Pteridophyta Divsion contains ferns. Ferns are plants with leaves, roots, and stems; but they do not have flowers like most plants. Ferns have special stems, called rhizomes, which grow sideways at the surface or underground. Many leaves grow from rhizomes and ...

See entire post
by Anonymous
Sun Aug 04, 2013 12:52 pm
 
Forum: Botany Discussion
Topic: Pterydophyta
Replies: 30
Views: 19726

Re: A little help

1) All life came from a single specimen? Probably. 2) All evolution stems from random mutations? (random being the key question here) Yes. Those random mutations are then selected for or against. They may also be neutral but subject to future selection. 3)Related ...

See entire post
by thoffnagle
Thu Jun 27, 2013 6:36 pm
 
Forum: Evolution
Topic: A little help
Replies: 5
Views: 1201

A little help

I am just trying to get a few things clear 1) All life came from a single specimen? 2) All evolution stems from random mutations? (random being the key question here) 3)Related to question 2, but environment does not play a role in mutations other than natural selection? ...

See entire post
by Grisner
Tue Jun 25, 2013 5:17 pm
 
Forum: Evolution
Topic: A little help
Replies: 5
Views: 1201

Stem Cells

For certain stems cells, there are cell surface markers (cluster of differentiation; CD) that can also be used to track down these cells, either with flow cytometry or other monoclonal antibody/fluorescence-based assays. The problem ...

See entire post
by biohazard
Tue May 14, 2013 6:56 am
 
Forum: Molecular Biology
Topic: Stem Cells
Replies: 4
Views: 2027
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 3,634 times. 
What links here | Related changes | Permanent link