Question

What arethe differences between aerobic and anaerobic respiration? Name someorganisms that use the anaerobic mode of respiration.

Answer 1

	Aerobic respiration		Anaerobic respiration
1.	It occurs in the presence of O2.	1.	It occurs in the absence of O2.
2.	It involves the exchange of gases between the organism and the outside environment.	2.	Exchange of gases is absent.
3.	It occurs in cytoplasm and mitochondria.	3.	It occurs only in cytoplasm.
4.	It always releases CO2 and H2O.	4.	End products vary.
5.	It yields 36 ATPs.	5.	It yields only 2 ATPs.

Anaerobicrespiration occurs in the roots of some waterlogged plants, someparasitic worms, animal muscles, and some micro-organisms such asyeasts.