You will learn and practice how to: 1  determine thunderstorm base, top, and the trigger needed to get the storm started. 2  identify the boundary layer, cap, troposphere, tropopause, and stratosphere. 3  use the thermo diagram to help calculate various humidities. 4  determine temperature change of vertically moving air parcels.
The term ''immediate precursor'' means a substance 1  -. (A) which the Attorney General has found to be and by regulation designated as being the principal compound used, or produced primarily for use, in the manufacture of a controlled substance; (B) which is an immediate chemical intermediary used or likely to be used in the manufacture of such controlled substance; and.
For other uses, see Precursor (disambiguation) . A protein precursor, also called a pro-protein or pro-peptide, is an inactive protein (or peptide) that can be turned into an active form by posttranslational modification. The name of the precursor for a protein is often prefixed by pro.Examples include proinsulin and proopiomelanocortin.ike other proteins that contain a signal peptide, their name is prefixed by pre. They are thus called pre-pro-proteins or pre-pro-peptides. The signal peptide is cleaved off in the endoplasmic reticulum. An example is preproinsulin.