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Biochemistry Part B
Terms in this set (24)
Which of the substances listed has the greatest number of hydrogen ions?
How do enzymes speeds up chemical reaction?
by reducing activation energy
Describes the roles of enzymes in a chemical reaction.
increase reaction rate
Give an example of an organic molecule.
What pH should scientists use to observe the optimum enzyme action in the humans stomach?
Which macromolecule is the main component of cell membranes?
What causes strawberries to ripen more slowly in a refrigerator than leaving the strawberries on a table outside in the sun?
colder temps reduce the activity of ripening enzyme
Why are organic molecules so diverse?
they have carbon skeletons that very greatly in arrangement
Describe the induced fit model of enzyme function.
competitive inhibiters block substrate from active site
Give an example of a solution that will change red litmus paper blue.
What is the maximum number of covalent bonds that can form between a single carbon atom and 1 or more hydrogen atoms?
Give an example of a solution great concentration of hydroxide ions (-OH).
What key factor distinguishes organic compounds from inorganic compounds?
organic compounds contain carbon
Which element is present in all organic compounds?
What are 3 traits of an organic molecule?
carbon, hydrogen, oxygen
When the pH in a stomach increases from 2 to 4, how does the hydrogen ion concentration change?
decreases by factor of 100
Correctly match the polymer to its monomer.
monosaccharides, triglycerides, amino acids, nucleotides
Which element is found in all four biomolecule polymers?
Which molecules store and transmit genetic information?
Which elements combine to form carbohydrates and lipids?
C, H, O
In the series of metabolic reactions, Reactant R is converted into product a., and enzyme x then catalyzes the conversion of product a into product b & d. Product b is converted into product c. Assume that product c inhibits enzyme x and that product c is not consumed in a subsequent reaction. The rate of production of which product is least likely to decrease?
What form of energy is used by cells?
What is released when ATPis broken down into ADP and one phosphate?
What trait of an ATP molecule enables it to store energy for use by cells?
Sets with similar terms
Macro & Enzymes vocab