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 ...
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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