which molecule is the source of the basic material used for the production of glucose in the calvin cycle

The carbon atom used to build carbohydrate molacules come from carbon dioxide, the gas that animals exhale with each breath. The Calvin cycle is the term of used for the reaction of photosynthesis that use the energy stored by the light dependent the reaction ot form glucose and other carbohydrate molacules.

we would need to see the picture to answer it

that scientist would be robert hooke