NEET UG BIOLOGY Multiple Choice Questions (MCQs)
NEET UG Biology Questions (61 to 75)
61. Which of the following is the building block of proteins?
Answer: A) Amino acids
62. Which type of bond forms between amino acids to form a protein?
Answer: D) Peptide bond
63. The structural formula of glucose is C6H12O6. Which of the following is true regarding glucose?
Answer: B) It is a carbohydrate
64. The primary structure of a protein is determined by which of the following?
Answer: B) Amino acid sequence
65. Which of the following is NOT a function of lipids?
Answer: D) Catalyzing biochemical reactions
66. Which of the following nucleic acids is involved in protein synthesis?
Answer: B) RNA
67. Enzymes are primarily composed of:
Answer: C) Proteins
68. The process by which an enzyme speeds up a chemical reaction is known as:
Answer: C) Catalysis
69. Which of the following is the correct classification of enzymes based on their function?
Answer: A) Hydrolases, Transferases, Oxidoreductases
70. The correct sequence of stages in the cell cycle is:
Answer: A) G1 → S → G2 → M
71. Which phase of the cell cycle is responsible for DNA replication?
Answer: B) S phase
72. During which stage of mitosis do sister chromatids separate and move towards opposite poles?
Answer: C) Anaphase
73. The exchange of genetic material between homologous chromosomes occurs during which stage of meiosis?
Answer: A) Prophase I
74. How many daughter cells are produced at the end of meiosis?
Answer: B) 4
75. Which of the following is the main significance of meiosis?
Answer: C) Genetic variation
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