15. Laura and Stevie are conducting a science experiment to identify different kinds of macromolecules in food. They
prepare the following table to help them remember the chemical reactions that indicate the presence of each type of
macromolecule they're studying.
Substance Reaction
blue Benedict's solution turns green, yellow,
Sugar
or orange
Starch
brown iodine turns purple
Protein
blue Biuret solution turns pink or purple
Lipids
colorless Sudan stain turns red
Suppose that one of the substances they're testing turns bright red when they add a few drops of Sudan stain. What
is the basic molecular structure of the substance?
A glycerol combined with long chains of fatty acids
B strings of amino acids held together with peptide bonds
с short carbon chain or ring in which the ratio of carbon, hydrogen, and oxygen is 1.2.1
D polymer made up of many monosaccharides
Answers: 2
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28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?
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Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d
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15. Laura and Stevie are conducting a science experiment to identify different kinds of macromolecul...
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