Question 1 (8 pts) 1a) Label the following sugar with the proper α or β anomeric carbon and bond linkage. Ring A to B Ring B Ring B to C

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?