Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
27 Cards in this Set
- Front
- Back
|
What do co-enzymes serve as?
|
serve as an electron acceptors (energy shuttle) between different enzymes
|
|
|
What is the most important co-enzyme?
|
(NAD) Nicotinamide Adenine Dincleotide
|
|
|
What are the energy pathways found in the cytoplasm of prokaryotes?
|
glycolysis, fermentation, and citric acid cycle
|
|
|
What is the make up of NAD?
|
its is a composite molecule consisting of 2 linked nucleotides
|
|
|
Where is the pyrvated oxidation and respiratory chain found in a prokaryote cell
|
in the inner face of plasma membrane
|
|
|
When does the first enzyme in the sequence inhibited?
|
When there is a sufficient amout of "end product" accumulated
|
|
|
What does glucose + ATP form?
|
glucose-6-phosphate
|
|
|
What does isomerization yield?
|
fuctose-6-phosphate
|
|
|
What are cofactors?
|
metal ions (Cu, Fe, Mo Mg, etc.)
|
|
|
What enzyme controls the formation of fuctose-6P to fructose1,6-bisphosphate?
|
Phosphofructokinase
|
|
|
Fructose -6P is further energized by 1 ATP to form?
|
Fructose 1,6-bisphosphate
|
|
|
Where is the pyruvate oxidation and respiratory chain found in a eukaryote cell?
|
in the inner membrane of the mitochondria
|
|
|
What are the two energy pathways found in the cyoplasm of Eukaryotes?
|
glycolysis and fermentation
|
|
|
Where does glycolysis take place in the cell?
|
cytoplasm and is not bound to any particular structure
|
|
|
Glycolysis starts with the activation by ATP and after a total of 10 different reactions yields the 3-C compound _______.
|
pyruvate
|
|
|
What is the result when enzymatic ractions transfer electrons?
|
reduction and oxidation
|
|
|
A lot of enzyme is not ______.
|
good
|
|
|
What are the five cellular pathways that provide energy?
|
Glycolysis
Fermentation Pyruvate Oxidation Citric Acid Cycle Respiratory Chain |
|
|
Reduction and oxidation are always coupled events which brings the name_______.
|
redox
|
|
|
Where is the citric acid cycle found in a ekaryote cell?
|
in the matrix of the mitochondria
|
|
|
What does regulations of enzyme activity often include?
|
the binding of molecules other than than the substrate
|
|
|
_____ and ______ bind at sites different from teh active site(s) resulting in an __________ shape change.
|
1 inhibitors 2 activators 3 allosteric
|
|
|
What are co-enzymes?
|
organic molecules
|
|
|
What describes the anarobic degradation of glucose?
|
glycolysis
|
|
|
What is the result of biochemical pathways from the variety of enzymes?
|
metabolism
|
|
|
How many many ATP does it take to activate glucose?
|
2
|
|
|
what are regulated by the last reaction of a chain of enzymatic processes?
|
biochemical pathways
|
