A: The solubility of protein increases
B: The protein's water holding capacity drops
C: Protein is easily digested and absorbed
D: The biologically active protein loses its biological activity
举一反三
- When an enzyme protein is purified and assayed step by step, _____________________________________ with each step. A: oth activity and total protein generally increase B: activity increases but total protein generally decreases C: oth activity and total protein generally decrease D: activity decreases but total protein generally increases
- Butyrate can function as ： A: protein methylation B: Protein acetylation C: Protein phosphorylation D: Protein deacetylation
- The protein localization is determined by its sorting signal that directs the protein to the organelle.
- Among the following genes, ( ) is the housekeeping gene. A: Ribosomal protein gene B: Hemoglobin gene C: Insulin protein gene D: Ovalbumin gene
- The following belong to the protein classification is ( ). A: toxin B: enzyme C: antibiotic D: structural protein
内容
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protein from food or a protein
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Which of the following signaling molecules could be directly activated by Ca ion binding? A: cAMP B: Calmodulin C: Protein kinase A D: Protein kinase B E: Protein kinase G
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Some Chinese kids eat ______ as they actually need every day. A: twice as much protein B: twice protein as much twice C: twice protein as much D: protein as twice much
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The spatial arrangement of atoms in a protein or any part of a protein is called its __________________. A: fold B: conformation C: configuration D: formation
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the complementary effect of food protein refers to A: Provide enough calories，can save food protein intake B: Provide a variety of vitamins, can save food protein intake C: Adequate supply of essential fatty acids can improve the nutritional value of protein D: Eating a mix of different types of protein has a higher nutritional value than eating one alone