Samuels PS/CHEM Biochemistry I Question Preview (ID: 31562)
Physical Science Biochemistry I.
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Which of the following is not a macromolecule in biochemistry?
a) steroid
b) carbohydrate
c) lipid
d) nucleic acid
Which type of fat is the most unhealthy?
a) trans fat
b) saturated fat
c) unsaturated fat
d) polyunsaturated fat
Complex carbohydrates that are composed of many sugars linked together are known as:
a) polysaccharides
b) disaccharides
c) monosaccharides
d) cellulose
Which organic compound is the most abundant on earth, form the cell walls of plants and is also known as dietary fiber?
a) cellulose
b) lipids
c) lipids
d) triglyceride
Amino acids make up which macromolecule?
a) proteins
b) lipids
c) carbohydrates
d) nucleic acids
What molecule is a nucleic acids that is used for cellular energy?
a) ATP
b) ADP
c) RNA
d) DNA
Cholesterol is a type of:
a) lipid
b) protein
c) carbohydrate
d) enzyme
Glucose, fructose and galactose are simple sugars, also known as:
a) monosaccharides
b) disaccharides
c) polysaccharides
d) cellulose
Potatoes and grains are a major sources of _____ in the human diet.
a) starch
b) fatty acid
c) protein
d) lipid
Which of the following is NOT a nucleic acid?
a) amino acids
b) DNA
c) RNA
d) ATP
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