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

Responses

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

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

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

Enzymes combine hydrogen ions, oxygen, and electrons.

1 answer

Citric acid is formed when acetyl-CoA joins with a large molecule called oxaloacetic acid. Therefore, the correct response is:

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