객관식
Which of the following statements is not consistent with the theory of acids and bases?
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- 1. A Review of General Chemistry5h 6m
- Summary23m
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- Overview of Alpha-Alkylations and Acylations6m
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- Nomenclature of Heterocycles15m
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- 29. Amino Acids4h 16m
- Proteins and Amino Acids19m
- L and D Amino Acids14m
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- Acid-Base Properties of Amino Acids33m
- Isoelectric Point14m
- Amino Acid Synthesis: HVZ Method12m
- Synthesis of Amino Acids: Acetamidomalonic Ester Synthesis16m
- Synthesis of Amino Acids: N-Phthalimidomalonic Ester Synthesis13m
- Synthesis of Amino Acids: Strecker Synthesis13m
- Reactions of Amino Acids: Esterification7m
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- Reactions of Amino Acids: Ninhydrin Test11m
- 30. Peptides and Proteins2h 42m
- Peptides12m
- Primary Protein Structure4m
- Secondary Protein Structure17m
- Tertiary Protein Structure11m
- Disulfide Bonds17m
- Quaternary Protein Structure10m
- Summary of Protein Structure7m
- Intro to Peptide Sequencing2m
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- Peptide Sequencing: Partial Hydrolysis with Cyanogen Bromide7m
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- 31. Catalysis in Organic Reactions1h 30m
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- Intro to Citric Acid Cycle7m
- Structures of the Citric Acid Cycle19m
- The Citric Acid Cycle35m
- 34. Nucleic Acids1h 32m
- 35. Transition Metals6h 14m
- Electron Configuration of Elements45m
- Coordination Complexes20m
- Ligands24m
- Electron Counting10m
- The 18 and 16 Electron Rule13m
- Cross-Coupling General Reactions40m
- Heck Reaction40m
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- Buchwald-Hartwig Amination Reaction19m
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- Catalytic Allylic Alkylation18m
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- 36. Synthetic Polymers1h 49m
- Introduction to Polymers6m
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- Polymers Structure and Properties8m
3. Acids and Bases
Acids and Bases
객관식
What causes changes in the shape of the active site of an enzyme when the changes?
A
Presence of metal ions
B
Alteration in hydrogen bonding
C
Increase in temperature
D
Addition of a substrate
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검증된 단계별 안내1
Understand that enzymes are proteins, and their function is highly dependent on their three-dimensional structure, particularly the shape of their active site.
Recognize that the active site of an enzyme is where substrate molecules bind and undergo a chemical reaction. The shape and chemical environment of the active site are crucial for enzyme activity.
Learn that hydrogen bonding is a key interaction that helps maintain the structure of proteins, including enzymes. These bonds can be sensitive to changes in pH.
Explore how changes in pH can affect hydrogen bonding. At different pH levels, the ionization state of amino acid side chains can change, disrupting hydrogen bonds and altering the enzyme's structure.
Conclude that alteration in hydrogen bonding due to pH changes can lead to changes in the shape of the enzyme's active site, affecting its ability to bind substrates and catalyze reactions.
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