Opacity (optics) Opacity is the measure of impenetrability to electromagnetic or other kinds of radiation, especially visible light. In radiative transfer, it describes the absorption and scattering of radiation in a medium, such as a plasma, dielectric, shielding material, glass, etc.
Answers.comÂ® is making the world better one answer at a time. during Calvin Benson cycle carbon dioxide from the air is used to produce glucose and other compounds.
Step 1: The Calvin cycle starts with the Ribulose-1,5-Bisphosphate (RuBP) molecule. This molecule was created at the end of the last cycle, but must go through tautomerization to change it's shape into an enediolate form before it can be carboxylated in step two.