The Full Wiki

Lipid: Quiz


Question 1: Glycerolipids are composed mainly of mono-, di- and tri-substituted ________,[12] the most well-known being the fatty acid esters of glycerol (triacylglycerols), also known as triglycerides.
EthanolEthylene glycolGlucoseGlycerol

Question 2: Glycerophospholipids, also referred to as phospholipids, are ubiquitous in nature and are key components of the lipid bilayer of cells, as well as being involved in metabolism and ________.
Cell signalingTranscription factorEndocrine systemSignal transduction

Question 3: [48] Lipid signaling may occur via activation of G protein-coupled or ________, and members of several different lipid categories have been identified as signaling molecules and cellular messengers.
Androgen receptorNuclear receptorTranscription factorEstrogen receptor

Question 4: They comprise a large number of secondary metabolites and ________ from animal, plant, bacterial, fungal and marine sources, and have great structural diversity.
ScopolamineNicotineNatural productHerbalism

Question 5: [33] ________ and vitamin K, as well as the ubiquinones, are examples of this class.
Vitamin EVitamin CFolic acidTocopherol

Question 6: The steroids, all derived from the same fused four-ring core structure, have different biological roles as ________ and signaling molecules.
Endocrine systemProgesteroneTestosteroneHormone

Question 7: While glycerophospholipids are the major component of biological membranes, other non-glyceride lipid components such as sphingomyelin and sterols (mainly ________ in animal cell membranes) are also found in biological membranes.
CholesterolLow-density lipoproteinAtherosclerosisTrans fat

Question 8: Terpenes and isoprenoids, including the ________, are made by the assembly and modification of isoprene units donated from the reactive precursors isopentenyl pyrophosphate and dimethylallyl pyrophosphate.

Question 9: The most familiar saccharolipids are the acylated ________ precursors of the Lipid A component of the lipopolysaccharides in Gram-negative bacteria.
Tolfenamic acidChondroitin sulfateFolic acidGlucosamine

Question 10: Eukaryotic cells are compartmentalized into membrane-bound ________ which carry out different biological functions.
Cell (biology)OrganelleMitochondrionCell nucleus

Got something to say? Make a comment.
Your name
Your email address