What substances do each of the letters represent?
ОА Wis O2; X is H2O; Y is CO2; and Z is glucose.
B
W is H20; X is O2; Y is CO2; and Z is glucose.
OC
W is H20; X is O2; Y is glucose; and Z is CO2.
D
W is CO2; X is O2; Y is H20; and Z is glucose.