Structure and Properties of Peptides MCQ & Objective Questions
The "Structure and Properties of Peptides" is a crucial topic in biochemistry that often appears in school and competitive exams. Understanding this subject not only enhances your conceptual clarity but also boosts your confidence in tackling related MCQs. Practicing objective questions and important practice questions helps you identify key areas and improves your chances of scoring better in exams.
What You Will Practise Here
Basic structure of peptides and amino acids
Peptide bonds and their formation
Properties of peptides including solubility and stability
Classification of peptides based on structure and function
Diagrams illustrating peptide structures and sequences
Key definitions and terminologies related to peptides
Common applications of peptides in biology and medicine
Exam Relevance
This topic is frequently tested in various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect questions that assess their understanding of peptide structures, properties, and their biological significance. Common question patterns include multiple-choice questions that require identification of peptide structures, explanations of properties, and applications in real-world scenarios.
Common Mistakes Students Make
Confusing peptide bonds with other types of bonds
Misunderstanding the classification of peptides
Overlooking the importance of amino acid sequences in determining peptide properties
Failing to relate the structure of peptides to their biological functions
FAQs
Question: What is a peptide bond? Answer: A peptide bond is a covalent bond formed between the carboxyl group of one amino acid and the amino group of another, resulting in the release of a water molecule.
Question: Why are peptides important in biology? Answer: Peptides play essential roles in various biological processes, including hormone regulation, immune responses, and as building blocks of proteins.
Start your journey towards mastering the "Structure and Properties of Peptides" by solving practice MCQs and testing your understanding. Consistent practice will not only prepare you for exams but also deepen your knowledge of this fascinating subject!
Q. What is the effect of pH on peptide solubility?
A.
It has no effect
B.
It can increase solubility at all pH levels
C.
It can decrease solubility at certain pH levels
D.
It only affects hydrophobic peptides
Solution
The solubility of peptides can be affected by pH, as it influences the ionization of amino acid side chains.
Correct Answer:
C
— It can decrease solubility at certain pH levels