BSC 2026 FINAL EXAM REVIEW
QUESTIONS WITH VEFIFIED ANSWERS
cell - correct answer-•The (1) is the basic unit of structure and function in an organism.
RNA, protein - correct answer-
• Central dogma: DNA is transcribed into (2) then translated into a (3) .
eukaryotic, prokaryotic - correct answer-• A (4) cell has membrane-
enclosed organelles while a (5) cell is simpler, usually smaller, and does not contain any
membrane-enclosed organelles.
matter - correct answer-• Anything that takes up space and has mass is (6) .
element - correct answer-
• An (7) is a substance that cannot be broken down to other substances by chemical rea
ctions.
carbon, hydrogen, oxygen, nitrogen -Dcorrect answer-
• (8) , (9) , (10) , and (11) are the elements tha
t make up 96% of living matter.
isotopes - correct answer-
• (12) are two atoms of an element that differ in the number of neutrons.
valance - correct answer-
• (13) electrons are those in the outmost shell and are responsible for the chemical beh
avior of the atom.
105 - correct answer-• The bond angle of a water molecule is (14) o.
cohesion, adhesion - correct answer-
• Hydrogen bonds hold water molecules together in a phenomenon called (15) , which is
, responsible for the transport of water against gravity in plants; (16) , however, is an attr
action between different substances, for example, between water and plant cell walls.
nonpolar, polar - correct answer-
• In a (17) covalent bond, the atoms share electrons equally, while in a (18)
covalent bond, the atoms do not share electrons equally.
10^-14 - correct answer-• In any aqueous solution at 25°C the product of H+ (hydronium ions) and OH-
(hydroxide ions) is constant and can be written: [H+][OH-] = (19) .
hydrophilic, hydrophobic - correct answer-
• A (20) substance has an affinity for water while a (21) substance does n
ot have an affinity for water.
CO2 - correct answer-
• All carbon enters the biosphere as (22) gas, which is converted to sugar and biological
macromolecules.
tetrahedral, 109.5 - correct answer-
• When carbon bonds with four molecules of hydrogen, the resulting molecule has a (23)
_ geometry and bond angles of (24) o.
dehydration synthesis - correct answer-
• A (25) occurs when two monomers bond together through the loss of a water molecul
e.
plants, glycogen - correct answer-
• Starch is the storage polysaccharide of (26) while (27) is a storage polys
accharide in animals.
alpha, beta - correct answer-
• Polymers with (28) glucose are helical (as found in potatoes) while polymers with (29)
glucose are straight (as found in wood).
QUESTIONS WITH VEFIFIED ANSWERS
cell - correct answer-•The (1) is the basic unit of structure and function in an organism.
RNA, protein - correct answer-
• Central dogma: DNA is transcribed into (2) then translated into a (3) .
eukaryotic, prokaryotic - correct answer-• A (4) cell has membrane-
enclosed organelles while a (5) cell is simpler, usually smaller, and does not contain any
membrane-enclosed organelles.
matter - correct answer-• Anything that takes up space and has mass is (6) .
element - correct answer-
• An (7) is a substance that cannot be broken down to other substances by chemical rea
ctions.
carbon, hydrogen, oxygen, nitrogen -Dcorrect answer-
• (8) , (9) , (10) , and (11) are the elements tha
t make up 96% of living matter.
isotopes - correct answer-
• (12) are two atoms of an element that differ in the number of neutrons.
valance - correct answer-
• (13) electrons are those in the outmost shell and are responsible for the chemical beh
avior of the atom.
105 - correct answer-• The bond angle of a water molecule is (14) o.
cohesion, adhesion - correct answer-
• Hydrogen bonds hold water molecules together in a phenomenon called (15) , which is
, responsible for the transport of water against gravity in plants; (16) , however, is an attr
action between different substances, for example, between water and plant cell walls.
nonpolar, polar - correct answer-
• In a (17) covalent bond, the atoms share electrons equally, while in a (18)
covalent bond, the atoms do not share electrons equally.
10^-14 - correct answer-• In any aqueous solution at 25°C the product of H+ (hydronium ions) and OH-
(hydroxide ions) is constant and can be written: [H+][OH-] = (19) .
hydrophilic, hydrophobic - correct answer-
• A (20) substance has an affinity for water while a (21) substance does n
ot have an affinity for water.
CO2 - correct answer-
• All carbon enters the biosphere as (22) gas, which is converted to sugar and biological
macromolecules.
tetrahedral, 109.5 - correct answer-
• When carbon bonds with four molecules of hydrogen, the resulting molecule has a (23)
_ geometry and bond angles of (24) o.
dehydration synthesis - correct answer-
• A (25) occurs when two monomers bond together through the loss of a water molecul
e.
plants, glycogen - correct answer-
• Starch is the storage polysaccharide of (26) while (27) is a storage polys
accharide in animals.
alpha, beta - correct answer-
• Polymers with (28) glucose are helical (as found in potatoes) while polymers with (29)
glucose are straight (as found in wood).
