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Review: Exam 4 (CHE 310, Townsend) || A+ Verified Solutions.
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a biological molecule that is soluble in nonpolar solvents but poorly soluble in water correct answers What is a *lipid*? those with distinct polar and nonpolar regions correct answers What are *amphiphilic* molecules? single bonds correct answers A *saturated fatty acid* contains only which ...

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  • October 31, 2024
  • 14
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • a biological molecule that is soluble in nonpolar

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Review: Exam 4 (CHE 310, Townsend) || A+ Verified
Solutions.
a biological molecule that is soluble in nonpolar solvents but poorly soluble in water correct
answers What is a *lipid*?

those with distinct polar and nonpolar regions correct answers What are *amphiphilic*
molecules?

single bonds correct answers A *saturated fatty acid* contains only which bonds between carbon
atoms?

cis conformation correct answers C-C double bonds in a fatty acid chain are usually in which
conformation?

no correct answers Do triacylglycerols form a bilayer?

glyceropholipids and sphingolipids correct answers Which of classifications of lipids *form
bilayers*?

a sphingolipid with a monosaccharide head group correct answers What is a *cerebroside*?

a sphingolipid with an oligosaccharide head group correct answers What is a *ganglioside*?

steroid and an isoprenoid correct answers *Cholesterol* is both a [?] and an [?].

vitamin D correct answers A deficit of which fat-soluble vitamin can cause *rickets*?

yes correct answers Can excessive amounts of fat-soluble vitamins cause health problems?

carboxylic acid head group correct answers Which structural component of a lipid is *polar*?

long hydrocarbon chain (tail) correct answers Which structural component of a lipid is
*nonpolar*?

no, but lipids can be esterified correct answers Can lipids form polymers?

three fatty acids molecules are attatched to a glycerol molecule via ester linkages correct answers
In a *triacylglycerol*, three of what molecules are attached to what molecule via what type of
linkages?

hydrogen correct answers What saturates a saturated fatty acid?

triacylglycerols (TAGs) correct answers *Fatty acids* are usually found as *part of* which
classification of lipid?

, triacylglycerols (TAGs) correct answers *Glycerophospholipids* are *similar to* which
classifcation of lipid?

head group correct answers Which structural component of *glycerophospholipids* is often
unique?

sphingosine correct answers Instead of using glycerol as a backbone, *sphingolipids* use what
as a *backbone*?

phosphocholine or phosphoethanlamine correct answers *Sphingomyelin* has either of which
two head groups?

sphingomyelin correct answers Which lipid is *found in the myelin sheath* around nerves?

a steroid derived from isoprene correct answers What is an *isoprenoid*?

cholesterol correct answers Which lipid is *found in biological membranes* but *cannot form a
lipid bilayer* itself?

estrogen and testosterone correct answers *Cholesterol* is a metabolic precursor of what steroid
hormones?

yes, the polar hydroxyl group and nonpolar hydrocarbon side chain correct answers Does
*cholesterol* have *amphiphilic* character?
If so, what are the polar and nonpolar regions?

ubiquinone (Q) correct answers What molecule that functions *in electron transport* is an
*isoprenoid derivative*?

vitamins A, D, E, and K correct answers What vitamins are lipids (fat-soluble)?

isoprenoids correct answers Along with being lipids, Vitamins A, D, E, and K are also what?

vitamin A correct answers *Retinol* is which fat-soluble vitamin?

vitamin A correct answers A deficit of which fat-soluble vitamins can cause *blindness*?

vitamin A correct answers Extremely high levels of which fat-soluble vitamin can produce a host
of non-specific symptoms as well as *birth defects*?

D2 correct answers Which form of vitamin D is derived from plants?

D3 correct answers Which from of vitamin D is derived from cholesterol?

ultraviolet (UV) light correct answers What is required for the formation of vitamins D2 and D3?

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