chapter 5 sandall
Terms
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- molecules and groups that attract water molecules are know as hydrophilic
- true
- specialized carbohydrate in organisms hat speed up chemical reactions are called enzymes
- false
- proteins that speed up the rate of chemical reactions in the cell without requiring high temperatures are antibodies
- false
- water-avoiding molecules are said to be hydrophilic
- false
- a protein is a polymer constructed from a set of monomers called amino acids
- true
- a protein is an organic compound made up of sugar molecules
- false
- lipids are water-avoiding, or hydrophobic compounds
- true
- a fat consists of a three-carbon back-bone called glycerol attached to three fatty acids
- true
- proteins that speed up or catalyze chemical reactions are
- enzymes
- which molecule is organic
- CH4
- cellulose is made of
- glucose monomers
- a substance that accelerates the rate of a chemical reaction is called a
- catalyst
- most carbon-based molecules are classified as
- organic
- what statement is true
- polymers are made of monomers
- a monosaccharide is a
- carbohydrate
- amino acid is to protein as
- simple sugar to starch
- a carbohydrate made up of two sugar is a
- disaccharide
- organic compounds is the main fuel supply for cellular work
- sugars
- which of the following is NOT a function of proteins
- act as a main fuel for cells
- glucose, fructose, and galactose are examples of
- monosaccharides
- the substance fits into particular region of an enzyme called
- active site
- life\'s large molecules are divided into four classifications
- carbohydrates, lipids, proteins, and nucleic acids
- besides carbon, two atoms commonly found in organic compounds is
- oxygen and nitrogen
- an enzyme acts upon a
- substrate
- a steroid is a lipid molecule in which the carbon skeleton forms
- four fused rings
- hydrolysis occurs when?
- water is added to break down a polymer
- polysaccharides include
- starch, glycogen, cellulose
- the differences between amino acids are in the
- side groups
- each time a monomer is added to a carbon chain a ______ is released
- water molecule
- proteins are made in cells when amino acids together link together in chains called
- polypeptides
- the reaction that adds a monomer to a chain is called a
- dehydration reaction
- glucose is a _________ while starch is a _______
- monosaccharide and polysaccharide