Chemistry, 27.05.2021 23:40 ugtguytu8528
Insulin is a polypeptide hormone that contains two short polypeptide chains linked by two interstrand disulfide bonds. The most logical order of events to perform in order to sequence this protein would be: A. The peptides are reduced with mercaptoethanol. B. The peptides are sequenced using Edman chemistry. C. The peptides are separated by chromatography techniques. D. The peptides are alkylated with iodoacetamide.
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In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst
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Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
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Which statement best describes the he properties of iconic compounds ?
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Chemistry, 22.06.2019 18:50
Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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Insulin is a polypeptide hormone that contains two short polypeptide chains linked by two interstran...
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