charlottej / blooket-biologycampbell7

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Row ID	What is the most abundant lipid in cell membranes?	Phospholipids	Triglycerides	Steroids	Waxes	A
1	A molecule with hydrophilic and hydrophobic parts is called?	Amphipathic	Polar	Nonpolar	Ionic	A
2	Which part of a phospholipid is hydrophobic?	Fatty acid tails	Phosphate head	Glycerol	Sugar	A
3	Which part of a phospholipid is hydrophilic?	Phosphate head	Fatty acid tails	Steroid ring	Hydrocarbon chain	A
4	Why do phospholipids form bilayers in water?	Hydrophobic interactions	Covalent bonds	Ionic bonds	Peptide bonds	A
5	Membranes are mainly held together by?	Hydrophobic interactions	Covalent bonds	Ionic bonds	Hydrogen bonds	A
6	Why is phospholipid flip-flop rare?	Hydrophilic head crosses hydrophobic core	Needs ATP	Too small	Proteins block it	A
7	Which moves faster in membranes?	Lipids	Proteins	Carbohydrates	Nucleic acids	A
8	Proteins move slower than lipids because they are?	Larger	Charged	Hydrophobic	Polar	A
9	Unsaturated fatty acids have?	Kinked tails	Straight tails	No double bonds	Short chains	A
10	What increases membrane fluidity?	Unsaturated fats	Saturated fats	Low temperature	High protein	A