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Biol 186 UVIC Exam 2024 with Questions and 100% Correct Verified Solutions
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Biol 186 UVIC Exam 2024 with Questions and 100% Correct Verified Solutions
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Biol 186 UVIC Exam 2024 withQuestions and 100% Correct Verified
Solutions
functions of membrane - Answer selectively permeability barrier
compartmentalization of function energy transduction
sites of some enzymatic activity
intercellular joining
anchorage
e-face - Answer exterior face (external face)
p-face - Answer protoplasmic face (internal face)
membrane fluidity - Answer movement of membrane components
types of motion: lateral movement, rotation, flexing of fatty acid chains, flip-flop
transverse diffusion
factors affecting membrane fluidity - Answer temperature
, - lower: ↑ membrane viscosity, ↓ membrane fluidity
- higher: ↓ membrane viscosity, ↑ membrane fluidity
liquid composition
- longer fatty acid chain length: favours lower fluidity
- saturated fatty acid chains: favour lower fluidity
cis vs. trans configuration
presence of sterols
four major classes in the molecules of life - Answer 1. Lipids
2. Carbohydrates
3. Proteins
4. Nucleic Acids
monomers - Answer "building block" molecules of a polymer
polymers - Answer many monomers covalently linked together
dehydration - Answer how polymers are synthesized
hydrolysis - Answer how polymers are broken
homopolymers - Answer polymers composed of identical monomers
heteropolymers - Answer polymers composed of different monomers
carbohydrates - energy storage - Answer glycogen in human
starch in plants
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