Genes That Regulate Development Are Highly Conserved

question 97

Multiple Choice

Genes that regulate development are highly conserved. This means that

• A) large differences have evolved among multicellular organisms.
• B) they have changed very little over the course of evolution.
• C) they are always turned on.
• D) they have undergone mutation.
• E) they have been lost in some lineages.

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Definitions:

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