Practice-Test Metabolism Questions With
Complete Solutions
What is the collective term for all of the chemical processes occurring within a cell? correct answer: metabolism
Which of the following factors would increase the rate of a reaction the most? correct answer: enzymes
The following belong together except which one? A) liver B) kidney C) catalase D) hydrolysis correct answer: hydrolysis
Which of the following results in the greatest amount of ATP? correct answer: electron transport
What is the one limiting factor that prevents humans from using lipids for energy rather than carbohydrates? correct answer: not enough oxygen available
A mutation always has a damaging effect on cells. correct answer: False Mutations can have beneficial effects as well as cause disease; the ability of an organism to adapt to its changing environment is due to survival mutations. PKU is a disease, which results from the excessive breakdown of phenylalanine caused by a genetic defect. correct answer: False
PKU results from the lack of the enzyme to break down phenylalanine.
When two monosaccharides are joined together, usually a molecule of water is also produced. correct answer: True
The removal of water during a synthesis is referred to as hydration. correct answer: False
The removal of water is dehydration and the addition of water is hydration.
When glycerol and fatty acids combine to form a fat, water is also produced. correct answer: True
Synthesis is a term, which could be used synonymously with _____. correct answer: anabolism
Which of the following is an example of catabolism? correct answer: hydrolysis
Penicillin acts to render bacterial cells nonviable because it damages their _____. correct answer: cell walls
Which of these is an enzyme name? correct answer: lipase
Complete Solutions
What is the collective term for all of the chemical processes occurring within a cell? correct answer: metabolism
Which of the following factors would increase the rate of a reaction the most? correct answer: enzymes
The following belong together except which one? A) liver B) kidney C) catalase D) hydrolysis correct answer: hydrolysis
Which of the following results in the greatest amount of ATP? correct answer: electron transport
What is the one limiting factor that prevents humans from using lipids for energy rather than carbohydrates? correct answer: not enough oxygen available
A mutation always has a damaging effect on cells. correct answer: False Mutations can have beneficial effects as well as cause disease; the ability of an organism to adapt to its changing environment is due to survival mutations. PKU is a disease, which results from the excessive breakdown of phenylalanine caused by a genetic defect. correct answer: False
PKU results from the lack of the enzyme to break down phenylalanine.
When two monosaccharides are joined together, usually a molecule of water is also produced. correct answer: True
The removal of water during a synthesis is referred to as hydration. correct answer: False
The removal of water is dehydration and the addition of water is hydration.
When glycerol and fatty acids combine to form a fat, water is also produced. correct answer: True
Synthesis is a term, which could be used synonymously with _____. correct answer: anabolism
Which of the following is an example of catabolism? correct answer: hydrolysis
Penicillin acts to render bacterial cells nonviable because it damages their _____. correct answer: cell walls
Which of these is an enzyme name? correct answer: lipase
