AP Bio Fermentation

Uses substrate-level phosphorylation

What type of phosphorylation does fermentation use

Glycolysis and reactions that regenerate NAD+

What processes does fermentation consist of

Organic Molecule

Acts as final electron acceptor

Pyruvate or acetaldhyde

Example of final acceptor organic molecule in fermentation

2 ATP

Whats the output of fermentation

Alcohol Fermentation

Pyruvate is converted to ethanol

CO2

First step of alcohol fermentation releases ___

NADH

In Lactic acid fermentation pyruvate is reduced by ___

Lactic Acid Fermentation

No release of CO2

Making cheese and yogurt

What is an example of Lactic acid fermentation

lactic acid

Humans use ___ to generate ATP when O2 is scarce

Obligate Anaerobes

Carry out fermentation or anaerobic respiration

O2

Obligate Anaerobes cannot survive in the presence of __

Yeast and many bacteria

Facultative anaerobes

Pyruvate

In facultative anaerobes ____ is a fork in the metabolic road that leads to two alternative carabolic routes

fermentation or cellular respiration

Facultative anaerobes can survive using either