AQA A-Level Biology Revision #2 - Statistics

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Answer Stats

Question	Answer	% Correct
Which monosaccharide is added to glucose to make lactose?	Galactose	93%
What bond forms between two monosaccharides?	Glycosidic bond	93%
How many structural levels do proteins have?	4	90%
Which disaccharide is formed from glucose and fructose?	Sucrose	90%
What is a protein monomer called?	Amino acid	81%
What bond is found in a dipeptide?	Peptide bond	81%
Which type of glucose is cellulose made from?	β	78%
Which disaccharide is formed from two glucose molecules?	Maltose	76%
What is the name of the test for proteins?	Biuret test	71%
Which polymer is found in the cell wall of fungi?	Chitin	69%
What bond is formed in triglycerides between glycerol and a fatty acid?	Ester bond	69%
What is the positive result for proteins?	Solution turns purple	63%
What is the name of the test for lipids?	Emulsion test	53%
What will a positive result for lipids look like?	Milky emulsion	51%
What is the benefit of starch being insoluble?	Doesn't affect the water potential of the cell	47%
Which part of the phospholipid is hydrophobic?	Fatty acids / Tails	47%
What does an unsaturated fatty acid have that a saturated fatty acid doesn't?	At least one double carbon bond	44%
Which two polysaccharides make up starch?	Amylose and amylopectin	39%
What solution is added to a sample to test for starch? (Be specific)	Iodine dissolved in potassium iodide solution	36%
What does hydrophilic mean?	Attracts water	32%

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