To the best of my knowledge, there are only two and they would be ribose and deoxyribose
hope this helps if not just let me know
I think that the Risk assessment depends on medicine. Here's some extra details: the PROCESS by which HAZARD, exposure and risk are determined. The four steps of risk assessment are Hazard identification<span>Dose-response assessment
Exposure assessment
Risk characterization</span>
The poles cannot move 10 km a year because they are connected to earth which moves way more than that
