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Questions and Answers
What term comes from the Latin Fermentatio and is used to describe the process of fermentation?
What term comes from the Latin Fermentatio and is used to describe the process of fermentation?
- Ferment (correct)
- Hydrolysis
- Ribonuclease
- Enzyme
What is the direct evidence of the protein nature of enzymes?
What is the direct evidence of the protein nature of enzymes?
- Laboratory synthesis of ribonuclease (correct)
- Extraction from solutions in the form of protein crystals
- Boiling causing denaturation of enzymes
- Presence of cofactors
Which type of enzymes consists only of the polypeptide chain without any cofactors?
Which type of enzymes consists only of the polypeptide chain without any cofactors?
- Complex enzymes
- Ribonuclease, phosphatase (correct)
- Conjugative proteins
- Pepsin, trypsin, urease
What happens to enzymes under the action of boiling?
What happens to enzymes under the action of boiling?
What are cofactors required for in enzymes?
What are cofactors required for in enzymes?
What is another name for the protein part of conjugative proteins in enzymes?
What is another name for the protein part of conjugative proteins in enzymes?
What is the basis for dividing inhibitors into reversible and irreversible?
What is the basis for dividing inhibitors into reversible and irreversible?
How does competitive inhibition differ from non-competitive inhibition?
How does competitive inhibition differ from non-competitive inhibition?
In competitive inhibition, what effect does increasing the concentration of the substrate have?
In competitive inhibition, what effect does increasing the concentration of the substrate have?
Which enzyme is used as an example for competitive inhibition in the text?
Which enzyme is used as an example for competitive inhibition in the text?
How do sulfonamides act as competitive inhibitors in bacterial metabolism?
How do sulfonamides act as competitive inhibitors in bacterial metabolism?
What determines the degree of inhibition in competitive inhibition?
What determines the degree of inhibition in competitive inhibition?
What is the main mechanism of action for feedback inhibition in enzymes?
What is the main mechanism of action for feedback inhibition in enzymes?
Which Congress approved the modern classification and nomenclature of enzymes in 1961?
Which Congress approved the modern classification and nomenclature of enzymes in 1961?
What is the main characteristic of oxidoreductases among the six major classes of enzymes?
What is the main characteristic of oxidoreductases among the six major classes of enzymes?
Which coenzyme is commonly found in oxidoreductases along with NAD+?
Which coenzyme is commonly found in oxidoreductases along with NAD+?
Which type of reactions do transferases catalyze?
Which type of reactions do transferases catalyze?
What type of residue do phosphotransferases carry?
What type of residue do phosphotransferases carry?
What determines the enzyme activity?
What determines the enzyme activity?
What is an International Unit (IU) of enzyme activity?
What is an International Unit (IU) of enzyme activity?
How is enzyme activity expressed in katal (kat)?
How is enzyme activity expressed in katal (kat)?
What are the two basic ways to control the rate of enzymatic reactions mentioned in the text?
What are the two basic ways to control the rate of enzymatic reactions mentioned in the text?
Which ions are mentioned as activators for enzymes in the text?
Which ions are mentioned as activators for enzymes in the text?
What activates α-amylase in saliva according to the text?
What activates α-amylase in saliva according to the text?
What is the common name for diseases that develop as a result of the absence or decreased activity of certain enzymes?
What is the common name for diseases that develop as a result of the absence or decreased activity of certain enzymes?
How many types of enzymopathy are mentioned in the text?
How many types of enzymopathy are mentioned in the text?
What is a consequence of toxic enzymopathy according to the text?
What is a consequence of toxic enzymopathy according to the text?
Which enzyme deficiency is associated with hereditary enzymopathies?
Which enzyme deficiency is associated with hereditary enzymopathies?
What can cause nutritional enzymopathy according to the text?
What can cause nutritional enzymopathy according to the text?
How many hereditary enzymopathies are mentioned in the text?
How many hereditary enzymopathies are mentioned in the text?
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