UCONN ECE EXAM 3

UCONN ECE EXAM: BIOLOGY 1107
QUESTIONS WITH CORRECT
ANSWERS 2025/2026
Structure of an amino acid - correct answersAmino group, carboxyl group, R group
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The permeability of the phospholipid bilayer is determined by? -
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correct answersThe number of saturated fatty acids, integral proteins in the membrane, and te
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mperature

Primary protein structure - correct answersSequence chain of amino acids
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Secondary protein structure - A A A




correct answersSequence of amino acids are linked by hydrogen bonds
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Tertiary protein structure - A A A




correct answersCertain attractions are present between alpha helices and pleated sheets, hydr
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ogen bonding, sulfur bridges, ionic interactions, etc.
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Quaternary protein structure - correct answersMultiple amino acid chains
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Where is energy in ATP stored? -
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correct answersThe bond between the second and third phosphate
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Allosteric inhibition - A A




correct answersActive site becomes unavailable to the substrates when a regulatory molecule
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binds to a different site on the enzyme.
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What is active transport? -
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correct answersTransport that uses energy via phosphorylation(ex. Na/K pump)
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OIL RIG - correct answersOxidation is losing, reduction is gaining
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What makes a molecule polar? - correct answersUneven charge
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What makes a molecule hydrophobic and hydrophillic? -
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correct answersOxygen to hydrogen bonds makes a molecule hydrophillic (likes water)
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DNA Replication - correct answersThe process in which DNA makes a duplicate copy of itself.
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What is the role of NADH and FADH2 in cellular respiration? -
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correct answersThey are electron carriers, which travel down the electron transport chain duri
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ng ETC
A




What structures are found in both prokaryotes and eukaryotes? -
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correct answersCell membrane, ribosomes, DNA, cytoplasm
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