CSU BMS 300 Exam 1 questions with answers 2025

CSU BMS 300 Exam 1 questions
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with answers 2025 /| /|




Water - CORRECT ANSWERS ✔✔H2O, molecular weight=18,
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oxygen is partial negative charge, hydrogen has slight positive
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charge.


What is a dipole moment? - CORRECT ANSWERS ✔✔difference in
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charge on two ends of a molecule
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Anions - CORRECT ANSWERS ✔✔negatively charged ions
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Cations - CORRECT ANSWERS ✔✔positively charged ions
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covalent bond - CORRECT ANSWERS ✔✔A chemical bond formed
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when two atoms share electrons
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hydrogen bond - CORRECT ANSWERS ✔✔Attraction between a
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slightly positive hydrogen atom and a slightly negative atom.
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osmosis - CORRECT ANSWERS ✔✔diffusion of water through
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aquaporins

,diffusion - CORRECT ANSWERS ✔✔Movement of molecules from
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an area of higher concentration to an area of lower
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concentration.


hydrophilic - CORRECT ANSWERS ✔✔water loving, charged, polar
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Hydrophobic - CORRECT ANSWERS ✔✔Water fearing, uncharged, /| /| /| /| /| /| /|


nonpolar


Lipids - CORRECT ANSWERS ✔✔fats, oils. hydrophobic
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Triglycerides - CORRECT ANSWERS ✔✔glycerol (3 carbon alcohol) /| /| /| /| /| /| /| /|


+ 3 fatty acids. use of esterbond
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esterbond - CORRECT ANSWERS ✔✔Carbon-oxygen-fatty acid.
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uses dehydration/|




amphipathic molecules - CORRECT ANSWERS ✔✔containing /| /| /| /| /| /|


hydrophobic and hydrophilic regions /| /| /|




phosphate head group - CORRECT ANSWERS ✔✔region of /| /| /| /| /| /| /| /|


phospholipid bilayer that is hydrophillic /| /| /| /|




Micelle - CORRECT ANSWERS ✔✔lipid molecules that arrange
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themselves in a spherical form in aqueous solutions. rare and
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unstable

, liposome - CORRECT ANSWERS ✔✔phospholipid molecules
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organized as a bilayer sphere. stable.
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planar bilayer - CORRECT ANSWERS ✔✔makes up membranes of
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cells, most stable, both outside and inside of membrane is
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hydrophilic (aqueous) /|




phospholipid bilayer - CORRECT ANSWERS ✔✔A double layer of /| /| /| /| /| /| /| /| /|


phospholipids that makes up membranes. proteins will be /| /| /| /| /| /| /| /|


involved as a hydrophilic pathway (ion channel)
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protein - CORRECT ANSWERS ✔✔amino acid sequence linked by
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peptide bonds /|




amino acid structure - CORRECT ANSWERS ✔✔H, NH2, COOH
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bonded to a central carbon and then a variable R group
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primary protein structure - CORRECT ANSWERS ✔✔amino acid
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sequence linked by peptide bonds. NH and COOH terminus
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secondary protein structure - CORRECT ANSWERS ✔✔hydrogen
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bonding. alpha helix or beta sheet.
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tertiary protein structure - CORRECT ANSWERS ✔✔3D structure of
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proteins determined by R groups. functioning proteins
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