In the Krebs cycle, how is citric acid formed?(1 point)

Responses

Acetyl-CoA joins with a large molecule called oxaloacetic acid.
Acetyl-CoA joins with a large molecule called oxaloacetic acid.

Pyruvic acid molecules are broken down by an acetyl group.
Pyruvic acid molecules are broken down by an acetyl group.

Enzymes combine hydrogen ions, oxygen, and electrons.
Enzymes combine hydrogen ions, oxygen, and electrons.

Carbon dioxide bonds with a chain of coenzyme A.
Carbon dioxide bonds with a chain of coenzyme A.
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1 answer

In the Krebs cycle, citric acid is formed when Acetyl-CoA joins with a large molecule called oxaloacetic acid. This reaction produces citric acid (or citrate) as the first step in the cycle.