Keratin – A Very Versatile Protein · August 2025 Biology Regents cluster

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← Cluster 5 of 10 ⇱ August 2025 Biology Regents Exam Cluster 7 of 10 →

Keratin – A Very Versatile Protein is cluster 6 of 10 on the August 2025 Regents Examination in Life Science: Biology (questions 24–28). Each question is shown with its answer key and the performance expectation it assesses.

Question 24 · HS-LS1-1

August 2025 Biology Regents question 24, Keratin – A Very Versatile Protein cluster
Answer key: August 2025 Biology Regents question 24, Keratin – A Very Versatile Protein cluster


Question 25 · HS-LS1-4

August 2025 Biology Regents question 25, Keratin – A Very Versatile Protein cluster
Answer key: August 2025 Biology Regents question 25, Keratin – A Very Versatile Protein cluster


Question 26 · HS-LS1-1

August 2025 Biology Regents question 26, Keratin – A Very Versatile Protein cluster
Answer key: August 2025 Biology Regents question 26, Keratin – A Very Versatile Protein cluster


Question 27 · HS-LS3-2

August 2025 Biology Regents question 27, Keratin – A Very Versatile Protein cluster
Answer key: August 2025 Biology Regents question 27, Keratin – A Very Versatile Protein cluster


Question 28 · HS-LS4-2

August 2025 Biology Regents question 28, Keratin – A Very Versatile Protein cluster
Answer key: August 2025 Biology Regents question 28, Keratin – A Very Versatile Protein cluster