After leaving the cockroaches in their metabolic chamber for one hour, the gases in the chamber was measured. the fraction of oxygen in the chamber was 0.18. what was the metabolic rate of the cockroaches in ml o2/hr? (assume room air is 21% o2 and chamber volume=500ml)
a. 22.5
b. 0.135
c. 0.225
d. 13.5

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.