What happens to pyruvate molecules formed in glycolysis in the absence of oxygen?
a) they will enter the krebs cycle.
b) they will undergo the process of fermentation.
c) they will move directly to the electron transport chain.

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind