BIOD 121 MODULE 2 PRACTICE QUESTIONS
AND DETAILED SOLUTIONS
◉ A translucent, heterogeneous mixture with particles that do not
settle out is a:.
Answer: colloid
◉ Nonpolar organic molecules are good examples of.
Answer: hydrophobic compounds
◉ A nucleotide consists of.
Answer: a five-carbon sugar, a nitrogenous base, and a phosphate
group
◉ The group of organic compounds containing carbon, hydrogen,
and oxygen in a near 1:2:1 ratio is likely a.
Answer: Carbohydrate
◉ When placed in water, an inorganic compound dissociates 99
percent, forming hydrogen ions and anions that are not OH-. This
compound would be.
Answer: strong acid
,◉ The above diagram in its entirety represents a (an):.
Answer: amino acid
◉ Which has the greater concentration of hydrogen ions - a
substance with a pH of 5 or a substance with a pH of 4?.
Answer: pH of 4
◉ Magnesium atoms have two electrons in their outermost shells
and chlorine atoms have seven. The compound magnesium chloride
would contain.
Answer: 1 magnesium, 2 chlorine
◉ AB → A + B is to decomposition as A + B → AB is to.
Answer: synthesis
◉ Carbohydrates, lipids, and proteins are.
Answer: organic molecules
◉ A functional group is best described as groups of.
Answer: atoms that greatly influence the chemical properties of
molecules they are part of.
, ◉ A potato is eaten and then broken down into glucose. This process
is called:.
Answer: digestion
◉ The reaction A + B + energy → AB is an example of a(n).
Answer: endergonic
◉ Fructose.
Answer: is a hexose (6C).
is an isomer of glucose.
is found in fruits.
◉ The "A" portion of the molecule:.
Answer: is a functional group.
is present in all amino acids.
can react with a carboxyl group to form a peptide bond.
is termed an amino group.
◉ All of the following are true concerning enzymes, except that they.
Answer: are digested during a reaction
AND DETAILED SOLUTIONS
◉ A translucent, heterogeneous mixture with particles that do not
settle out is a:.
Answer: colloid
◉ Nonpolar organic molecules are good examples of.
Answer: hydrophobic compounds
◉ A nucleotide consists of.
Answer: a five-carbon sugar, a nitrogenous base, and a phosphate
group
◉ The group of organic compounds containing carbon, hydrogen,
and oxygen in a near 1:2:1 ratio is likely a.
Answer: Carbohydrate
◉ When placed in water, an inorganic compound dissociates 99
percent, forming hydrogen ions and anions that are not OH-. This
compound would be.
Answer: strong acid
,◉ The above diagram in its entirety represents a (an):.
Answer: amino acid
◉ Which has the greater concentration of hydrogen ions - a
substance with a pH of 5 or a substance with a pH of 4?.
Answer: pH of 4
◉ Magnesium atoms have two electrons in their outermost shells
and chlorine atoms have seven. The compound magnesium chloride
would contain.
Answer: 1 magnesium, 2 chlorine
◉ AB → A + B is to decomposition as A + B → AB is to.
Answer: synthesis
◉ Carbohydrates, lipids, and proteins are.
Answer: organic molecules
◉ A functional group is best described as groups of.
Answer: atoms that greatly influence the chemical properties of
molecules they are part of.
, ◉ A potato is eaten and then broken down into glucose. This process
is called:.
Answer: digestion
◉ The reaction A + B + energy → AB is an example of a(n).
Answer: endergonic
◉ Fructose.
Answer: is a hexose (6C).
is an isomer of glucose.
is found in fruits.
◉ The "A" portion of the molecule:.
Answer: is a functional group.
is present in all amino acids.
can react with a carboxyl group to form a peptide bond.
is termed an amino group.
◉ All of the following are true concerning enzymes, except that they.
Answer: are digested during a reaction
