Key Point The majority of carbon dioxide produced by the active muscles is transported back to the lungs in the form of bicarbonate ions. Carbaminohaemoglobin CO2 transport also can occur when the gas binds with haemoglobin, forming a compound called Carbaminohaemoglobin.
Screenplay format first element: master headings. What is a master scene heading? In screenplay format, a master scene heading, also called primary slug line, is a one line of text in a screenplay that comes before the description of a scene. It gives a context for the whole scene.
If you have a great idea, the only way to own it is to write it. Writing a treatment is a fast way to test out an idea before the screenwriter commits to writing a script. If it isn't terrific, move on. Part of of succeeding as a screenwriter is to write at least one great screenplay. There is no substitute for craft.