circulatory system & nervous system
body cavity
Platelets contain many mitochondria to power their actions (mainly blood clotting) and granules that contain chemicals that the platelets use for their actions. They don't have much else.
Systems are a group of connected and related organisms.
the vascular system - xylem and phloem tubes
The name of the system is lymphatic system.
checks and balances
Cartesian coordinate system
The Rectangular Coordinate Plane
Cartesian coordinate system.
immune system
The name of a point that is at (0,0) on a coordinate plane is called the origin.
The other name for the rectangular coordinate system is the Cartesian coordinate system. You can remember it because cartography is the study of maps, which are generally rectangular.
The real name for a coordinate grid would be a Cartisian Plain. It sounds somewhat like that.
Coordinate Plane
another name for a coordinate plane is Cartesian plane.
Rene Descartes invented the Cartesian Coordinate System, hence the name, and Ramanujan created the coordinate graph.
its get its name from who discover it