What is the function of the occipital lobe?

Which compound contain an iron with a 3+ charge

Draw the structure for 5-isopropyl-2-methyl-3-nonene

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?