Bacteria, a prokaryote, has circular DNA, as do mitochondria and chloroplasts. This provides support for the Endosymbiotic Theory, which states that the mitochondria and chloroplast in eukaryotic cells were once aerobic bacteria (prokaryote) that were ingested by a large anaerobic bacteria (prokaryote).
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Euglenas are heterotrophic.
Hererophic (must consume food) and autotrophic (can make its own food).
The answer is letter B has commercial uses such as Alcohol production and bread making.
Yes because a compound is a chemical bond with two or more different atoms with will create a chemical reaction but with just elements those don’t really chemically react to one another