Unit test review
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the endosymbiotic theory states that chloroplasts and mitochondria evolved as a result of
o
o
o
o
a prokaryotic cell engulfing a bacterial cell.
a eukaryotic cethengulfing a bacterial cell.
a bacterial cell engulfing a prokaryotic cell.
a bacterial cell engulfing a eukaryotic cell.

i think the answer would be d

want or the answer

the calvin cycle takes place in the stroma of the chloroplast. carbon dioxide enters the stroma of the chloroplast to combine with the five-carbon compound called ribulose1, 5-biphosphate to form two molecules of a three-carbon compound called 3-phosphoglyceric acid. this reaction is catalyzed by an enzyme called ribulose bi-phosphate carboxylase.