Macromolecules: Carbohydrates And Lipids: Question Preview (ID: 23678)

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How many valence electrons do carbon atoms have?
a) 2
b) 4
c) 6
d) zero

Due to the number of valence electrons carbon atoms have, what type of bonds do carbon atoms form?
a) peptide
b) ionic
c) covalent
d) double

The smaller units that join together to form macromolecules by the process of polymerization are called:
a) dionomers
b) quadronomers
c) trionomers
d) monomers

The four major groups of macromolecules found in living things are carbohydrates, lipids, proteins, and:
a) peptides
b) starches
c) nucleic acids
d) cholesterol

Glucose, fructose, and galactose are simple sugars that are commonly known as:
a) polysaccahriades
b) trisaccharides
c) disaccharides
d) monosaccharides

Fats, oils, and waxes which can be used to store energy, are the most common categories of:
a) nucleic acids
b) proteins
c) lipids
d) carbohydrates

Lipids are a large group of biological molecules that are not soluble in water, which means they will not:
a) dissolve in water
b) bond with other lipids
c) form polymers
d) store energy

What steroids serve as chemical messengers for the body?
a) anabolic
b) histamines
c) nerve cells
d) hormones

Many lipids are formed when a glycerol molecule combines with compounds called:
a) nucleic acids
b) fatty acids
c) alcohols
d) oils

What two compounds bond together to form lipids?
a) oils and waxes
b) waxes and glycerol
c) glycerol and alcohol
d) fatty acids and glycerol

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