Marker assisted selection — or marker aided selection (MAS) is a process whereby a marker (morphological, biochemical or one based on DNA/RNA variation) is used for indirect selection of a genetic determinant or determinants of a trait of interest (i.e. productivity,… … Wikipedia
Marker pen — Felt tip redirects here. For the EP by Love Is All, see Felt Tip (EP). A selection of Crayola markers … Wikipedia
Marker gene — A marker gene is a gene used in molecular biology to determine if a nucleic acid sequence has been successfully inserted into an organism s DNA. There are two types of marker genes: a selectable marker and a marker for screening. Selectable… … Wikipedia
Marker horizon — Tephra horizons in Iceland Marker horizons or chronohorizons or marker beds are stratigraphic units of the same age and of such distinctive composition and appearance, that, despite their presence in separate geographic locations, there is no… … Wikipedia
Chris Marker — Born Christian Francois Bouche Villeneuve July 29, 1921 (1921 07 29) (age 90) Nationality French Occupation Film director, photographer, journalist, multimedia artist … Wikipedia
Paintball marker — A paintball marker, also known as a paintball gun, is the central or main piece of equipment in the sport of paintball. Markers make use of an expanding gas such as carbon dioxide, compressed air or nitrogen dioxide to propel paintballs through… … Wikipedia
Sharpie (marker) — Sharpie is a brand name for a line of permanent markers manufactured by Sanford sold in the United States, Canada, the United Kingdom, Latin America, Australia, and parts of Europe. They are known for their ability to write a clear, well defined … Wikipedia
Historical marker — A historical marker or historic marker is an indicator such as a plaque or sign to commemorate an event or person of historic interest and to associate that point of interest with a specific locale one can visit.… … Wikipedia
Reference marker (New York) — A representation of a reference marker found on NY 940U. In New York, a reference marker is a small green sign mounted approximately every one tenth mile on highways maintained by the New York State Department of Transportation. This was… … Wikipedia
T68 Paintball Marker — The T68 is a .68 caliber semi automatic CO2 or HPA (high compressed air) powered paintball marker, designed and distributed by Real Action Paintball. It is intended mainly for milsim (military simulation), woodsball, or recball play. Setup The… … Wikipedia
Triton II paintball marker — paintball marker marker type=Gravity Fed Semi Automatic Paintball Marker caption= A Viewloader Triton II with a crude, handmade scope attachment action= Semi Automatic bore= .68 in (17.272 mm) barrel= 10.1 in (25.7 cm) rof= 8 balls per second… … Wikipedia