Steric hindrance - Study guides, Class notes & Summaries

AAMC MCAT Practice Exam 1 Questions and Answers 2024 In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A) Hydrogen bonding B) Solute concentration C) Stationary phase concentration D) Thickness of paper -Answer-A) Hydrogen bonding The answer to this question is A because the relative amount of hydrogen bonding to the stationary phas...

A _____ protein will often have properties that allow it to be both strong and flexible. A) macromolecular B) fibrous C) globular D) helical E) membrane - B) fibrous A D-amino acid would interrupt an a helix made of L-amino acids. Another naturally occurring hindrance to the formation of an a helix is the presence of: A) a negatively charged Arg residue. B) a nonpolar residue near the carboxyl terminus. C) a positively charged Lys residue. D) a Pro residue. E) two Ala residues side b...

Types of Proteins - ANSWER-o Cellular / nuclear o Integral membrane, membrane-anchored, membrane-attached o Extracellular / secreted Examples of proteins - ANSWER-Collagen, Hormones, Receptors - cell surface/nuclear, Enzymes, Transporters, Channels, Cytoskeleton, Motor proteins / transport, Antibodies, Neuropeptides, Transcription factors, Chaperones, Histones, Binding proteins primary protein structure - ANSWER-Linear sequence of amino acid residues joined through peptide bonds to form ...

What are the four levels of protein structure? - Answer-primary, secondary, tertiary, quaternary primary structure - Answer-The first level of protein structure; the specific sequence of amino acids making up a polypeptide chain. secondary structure - Answer-The second level of protein structure; the regular local patterns of coils or folds of a polypeptide chain. tertiary structure - Answer-The third level of protein structure; the overall, three-dimensional shape of a polypeptide due ...

AAMC MCAT Practice Exam 1 QUESTIONS AND ANSWERS RATED A+ 2023|2024 In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A) Hydrogen bonding B) Solute concentration C) Stationary phase concentration D) Thickness of paper - Answer - A) Hydrogen bonding The answer to this question is A because the relative amount of hydrogen bonding to t...

MCAT HEALTH CARE PRACTICE EXAM QUESTIONS AND ANSWERS In the chromatography of the reaction mixture, since water is absorbed in the cellulose functioned as the stationary phase. What is the principal factor determining the migration of individual components in the sample? a. Hydrogen bonding b. Solute concetration c. Stationary phase concetration d. Thickness of the paper Hydrogen bonding because the relative amount of hydrogen bonding to the stationary phase will determine the relative r...

2. What assumption is being made if scientists conclude aspartic acid was formed by the prebiological synthesis in the passage? A. Aspartic acid is unstable at temperatures below 150C B. All of the malic acid underwent the dehydration reaction to form fumaric/maleic acid C. Compound A and cyanide were available on primitive Earth D. the reaction between ammonia and fumaric acid was catalyzed by the presence of water. correct answers C. In order for the experimental reaction sequence to...

AAMC FL 1 FULL REVIEW- Chem-Phys Exam Questions and Answers In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A.Hydrogen bonding B.Solute concentration C.Stationary phase concentration D.Thickness of paper -Answer-B and D are dumb options. Knock them out. hydrogen bonding to the stationary phase will determine the relative rate of m...

In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A.Hydrogen bonding B.Solute concentration C.Stationary phase concentration D.Thickness of paper B and D are dumb options. Knock them out. hydrogen bonding to the stationary phase will determine the relative rate of migration of the various components in the sample. When thinking ...

In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? correct answers This is an Organic Chemistry question that falls under the content category "Separation and purification methods." The answer to this question is A because the relative amount of hydrogen bonding to the stationary phase will determine the relative rate of migration of the va...