The relationship between photosynthesis and cellular respiration.
What is opposite (the products of one are the reactants of the other).
100
Glycolysis provides the cell with a net gain of ____ ATP.
What is 2
100
The starting molecule for the Kreb's Cycle.
What is pyruvic acid
100
Before they pick up electrons, the electron carriers are called ______ and ________.
What is NAD+ and FAD
100
This molecule is regenerated in fermentation, allowing glycolysis to produce a steady stream of ATP.
What is NAD+
200
Photosynthesis occurs in plants, algae, and some bacteria. In contrast ____________ occurs in all eukaryotic cells.
What is cellular respiration
200
Glycolysis requires ____ to break up glucose into two pryuvic acid molecule.
What is ATP
200
This molecule is released in the Kreb's Cycle and is not used in any other stage of cellular respiration.
What is CO2
200
The electron transport chain uses the high- energy electrons from _________ and the __________ to convert ADP into ATP.
What is glycolysis; Kreb's cycle
200
Both types of fermentation start with _________ and _________.
What is pyruvic acid; NADH
300
Cellular respiration begins with a pathway called _________, which takes place in the __________ of the cell.
What is glycolysis; cytoplasm
300
The three products of glycolysis
What is ATP, pyruvic acid, NADH
300
The products of this process that are needed in the electron transport chain.
What is NADH and FADH2
300
*Double Jeopardy*
_________ is the final electron acceptor.
What is Oxygen
300
The approximate time that the runner's body switches from energy supplied by lactic acid fermentation to energy supplied by cellular respiration.
What is 90 seconds
400
If cellular respiration took place in just one step, most of the ________ would be lost as __________.
What is energy; heat
400
Glycolysis (does/does not) require oxygen.
What is 'does not'
400
1 pyruvic acid molecule gives ____ turn of the cycle, yielding ____ ATP. Therefore, 1 glucose molecule gives a total of ___ ATP.
What is 1; 1; 2
400
The charge difference across the membrane forces H+ ions through channels in enzymes known as ________. As this enzyme spins, a ___________ is added to ADP, generating ATP.
What is an ATP synthase; phosphate group
400
The type of fermentation that is most important to bakers.
What is alcoholic fermentation
500
The equation that summarizes cellular respiration
What is C6H12O6 + 6O2 --> 6H2O + 6CO2 + ATP
500
Two advantages of glycolysis
What is
1. Glycolysis occurs very quickly (allows it to supply ATP if energy demands increase suddenly)
2. Glycolysis can quickly supply energy to cells when oxygen is not available.
500
The compound that joins with a 4-carbon molecule in the Krebs cycle is _________.
What is acetyl-CoA
500
The passing of electrons through the electron transport chain causes _______ to build up in the __________, making it positively charged relative to the matrix
What is H+ ions; intermembrane space
500
The products of alcoholic fermentation:
The products of lactic acid fermentation:
What is alcohol, NAD+, CO2
What is lactic acid, NAD+