Terms used on the Crop Genebank Knowledge Base.
| Term | Definition |
|---|---|
| Monophyletic |
A group that includes an ancestral species and all of its descendants. |
| Morphological Species Concept |
A philosophy and set of methods that define species entirely on morphological or anatomical characters. |
| Most original sample |
(MOS) A sample of seeds that have undergone the lowest number of regenerations since the material was acquired by the genebank as recommended for storage as a base collection. It may be a sub-sample of the original seed lot or a seed sample from the first regeneration cycle if the original seed lot required regeneration before storage. |
| MOU |
Memorandum of Understanding |
| mRNA |
Messenger RNA. |
| Multiple alleles |
The existence of several known alleles of a gene. |
| Multiple Arbitrary Amplicon Profiling |
(MAAP) A collective term for techniques using single arbitrary primers such as AP-PCR DAF and RAPD. |
| Multiplex ratio |
A measure of the number of bands simultaneously analyzed per DNA marker assay (experiment) that is the number of bands resolved on a particular gel. |
| Multiplication |
The representative sample of an accession grown to multiply the quantity of conserved material for distribution. |
| Mutation |
The term to describe an abrupt change of phenotype that is inherited. Any permanent and heritable change in DNA sequence. Types of mutations include point mutations |
Glossary open source software by M. Brampton