Biology, 18.03.2021 03:10 brebun4742

1. Which of the following is an example of a positive mutation? 2 points
(A) The disease, cystic fibrosis, is caused by any of over 1300 mutations on a single
gene
O (B) A white bear is produced in the B. C. black bear population
(C) A human carries a mutated gene that makes that individual resistant to HIV
infection
(D) People who carry the sickle cell gene have c-shaped red blood cells that can block
blood flow

Answers: 3

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1. Which of the following is an example of a positive mutation? 2 points
(A) The disease, cys...