What happens if oxygen is not present during glycolysis?

The body uses lysosomes to destroy pyruvate, and cellular respiration stops.
Pyruvate undergoes fermentation, and lactic acid is produced.
Pyruvate is turned back into glucose until oxygen becomes available again.
Pyruvate enters the Krebs cycle, which leads to the production of ATP molecules.

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

What types of energy transfers and energy transportations are involved in the domino chain reaction?

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.