Hi Dillon, thanks for asking a question here on Brainly!
When pyruvate molecules are turned into glycolysis in the absence of oxygen, they will <span>undergo the process of fermentation during their cycle.
Answer: Letter B </span>✅
Hope that helps! ★<span> If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia </span>