BIOL 1201 EXAM 1 QUESTIONS AND
ANSWERS 2026 VERIFIED.
Which of the following is NOT made up of glucose monomers?
a. cellulose
b.all of these are made of glucose
c. amylopectin
d.chitin
e. amylose - ANS Chitin
Non-covalent bonds stabilize all levels of protein structure except:
a. quaternary structure
b. secondary structure
c. tertiary structure
d. folded structure
e. primary structure - ANS Primary structure
Which of the following is found only in DNA and not RNA?
a. adenine
b. uracil
c. guanine
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,d. thymine
e. cytosine - ANS Thymine
What is the most common monosaccharide on the planet?
a. glucose
b. aldose
c. fructose
d. saccharide
e. sucrose - ANS Glucose
Which of the following is always charged?
a. phospholipid
b. fat
c. steroid
d. triglyceride
e. all of these are charged - ANS Phospholipid
Adding a biological molecule to water will lower the pH if it has a lot of which functional
groups?
a. carboxyl
b. carbonyl
c. sulfhydryl
d. methyl
e. amino - ANS Carboxyl If you move all the elements around in a molecule, but you do not
add or subtract anything, you have created:
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,If you move all the elements around in a molecule, but you do not add or subtract anything, you
have created:
a. an isotope
b. an enantiomer
c. a steroid
d. a functional group
e. an isomer - ANS Isomer
A hydrocarbon is a high energy molecule because:
a. it is composed solely of hydrogens and carbons
b. it is highly charged
c. it is highly hydrophobic
d. breaking C-H and C-C bonds releases lots of energy
e. hydrogen is a high energy fuel - ANS Breaking C-H and C-C bonds releases lots of energy
Amino acids and nucleic acids have been found on meteorites, how did they get there?
a. all of the answers are correct
b. from breakdown of living organisms
c. from natural processes, similar to the Miller-Urey experiment
d. from enantiomer interconversion, similar to albuterol and ibuprofen synthesis
e. from human contamination of the meteorites - ANS From natural processes, similar to the
Miller-Urey experiment
Which functional group is *least* soluble in water?
a. amino
b. carbonyl
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, c. methyl
d. carboxyl
e. phosphate - ANS Methyl
Why does the oxygen in water have a partial negative charge?
Select one:
a. Because oxygen is normally charged in elemental form
b. Because of the hydrogen bonding between water molecules
c. Because of the larger mass and higher electron density of oxygen relative to hydrogen
d. Because the pH is 7.0
e. Because oxygen has higher electronegativity than hydrogen - ANS Because oxygen has
higher electronegativity than hydrogen
To heat 100g (ml) of water by 10 degrees requires:
Select one:
a. 1000 calories
b. 10 calories
c. 10,000 calories
d. 1 calorie
e. 100 calories - ANS
Which of the following is NOT true about water?
Select one:
a. it has a high specific heat relative to other liquids
b. it is the solvent for all of biology
c. it loves ions
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ANSWERS 2026 VERIFIED.
Which of the following is NOT made up of glucose monomers?
a. cellulose
b.all of these are made of glucose
c. amylopectin
d.chitin
e. amylose - ANS Chitin
Non-covalent bonds stabilize all levels of protein structure except:
a. quaternary structure
b. secondary structure
c. tertiary structure
d. folded structure
e. primary structure - ANS Primary structure
Which of the following is found only in DNA and not RNA?
a. adenine
b. uracil
c. guanine
@COPYRIGHT ALL RIGHTS RESERVED PAGE 1 OF 34
,d. thymine
e. cytosine - ANS Thymine
What is the most common monosaccharide on the planet?
a. glucose
b. aldose
c. fructose
d. saccharide
e. sucrose - ANS Glucose
Which of the following is always charged?
a. phospholipid
b. fat
c. steroid
d. triglyceride
e. all of these are charged - ANS Phospholipid
Adding a biological molecule to water will lower the pH if it has a lot of which functional
groups?
a. carboxyl
b. carbonyl
c. sulfhydryl
d. methyl
e. amino - ANS Carboxyl If you move all the elements around in a molecule, but you do not
add or subtract anything, you have created:
@COPYRIGHT ALL RIGHTS RESERVED PAGE 2 OF 34
,If you move all the elements around in a molecule, but you do not add or subtract anything, you
have created:
a. an isotope
b. an enantiomer
c. a steroid
d. a functional group
e. an isomer - ANS Isomer
A hydrocarbon is a high energy molecule because:
a. it is composed solely of hydrogens and carbons
b. it is highly charged
c. it is highly hydrophobic
d. breaking C-H and C-C bonds releases lots of energy
e. hydrogen is a high energy fuel - ANS Breaking C-H and C-C bonds releases lots of energy
Amino acids and nucleic acids have been found on meteorites, how did they get there?
a. all of the answers are correct
b. from breakdown of living organisms
c. from natural processes, similar to the Miller-Urey experiment
d. from enantiomer interconversion, similar to albuterol and ibuprofen synthesis
e. from human contamination of the meteorites - ANS From natural processes, similar to the
Miller-Urey experiment
Which functional group is *least* soluble in water?
a. amino
b. carbonyl
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, c. methyl
d. carboxyl
e. phosphate - ANS Methyl
Why does the oxygen in water have a partial negative charge?
Select one:
a. Because oxygen is normally charged in elemental form
b. Because of the hydrogen bonding between water molecules
c. Because of the larger mass and higher electron density of oxygen relative to hydrogen
d. Because the pH is 7.0
e. Because oxygen has higher electronegativity than hydrogen - ANS Because oxygen has
higher electronegativity than hydrogen
To heat 100g (ml) of water by 10 degrees requires:
Select one:
a. 1000 calories
b. 10 calories
c. 10,000 calories
d. 1 calorie
e. 100 calories - ANS
Which of the following is NOT true about water?
Select one:
a. it has a high specific heat relative to other liquids
b. it is the solvent for all of biology
c. it loves ions
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