28 Oct 2021
Problem 21
Page 722
Section 27.3: Critical Thinking Questions
Chapter 27: Introduction to Animal Diversity
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28 Oct 2021
Background and context
During the embryonic stages, the embryos of a majority of the animal species look similar. But they develop into morphologically different adults. This diversification is due to the presence of the Hox genes which are a set of homeotic genes determining the animal structure.
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