Which statement is correct about the Krebs cycle? I need this now plz help

A. Oxygen is a waste product of the Krebs cycle.

B. The Krebs cycle produces electron carriers for the electron transport chain.

C. Acetyl-CoA combines with pyruvic acid to make glucose in the Krebs cycle.

D. In the Krebs cycle, carbon dioxide is used to make glucose.

B. The Krebs cycle produces electron carriers for the electron transport chain.

Explanation:

Hope it helps!

answer: 2

explanation:

yes

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.