What is another name for the seed of a plant?

The deserts of the sahara and australia are associated with

Drag each label to the correct location. each label can be moved more than once match the properties with the subatomic particle

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins