Study the diagram, which represents the general equation
for photosynthesis,
What do the letters Y and Z represent?
Y - glucose
Z-oxygen
Y - glucose
Z-carbon dioxide
Y - carbon dioxide
Z - hydrogen
Y - carbon dioxide
Z - oxygen

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

po-215 i got it right on the quiz

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).

you gotta add the following molecules so we can give u an answer

explanation: