Microbial Nutrients and Energy
What does life depend on?
a. Energy
What happens when an enzyme completely denatures?
Loses its active site
What molecule is known as the cell’s immediate energy shuttle and contains three phosphate groups.
ATP
What dictates the flow of matter entering and leaving?
a. Fluid Mosaic Gateway
During cellular respiration, a molecule donates electrons to NAD⁺. What happens to the electron donor
It is oxidized because it loses electrons.
What is the name of the 10-step pathway taht breaks one glucose molecule into two pyruvate molecules and produces a net gain of 2 ATP.
Glycolysis
Which of the following is included in the Blueprint of microbial nutrition?
c. Bioelement
Which statement describes the Second Law of Thermodynamics
Energy can be created but not destroyed
What type of reaction releases free energy and has a negative change in free energy?
Exergonic
What are the three parts of the atmospheric cycle in order?
b. Fixation, nitrification, denitrification
What is the primary role of ATP in a cell?
To act as an energy shuttle that powers cellular work
A anaerobic process, pyruvate is reduced directly by NADH to form lactate without releasing carbon dioxide
Fermentation
How many systems are in the immortal flow?
6
What is metabolism?
All chemical reactions in an organism
What uses the energy stored in a hydrogen ion gradient across a membrane to drive cellular work, such as ATP production.
Chemiosmosis