18. Biotechnology
Introduction to DNA-Based Technology
Multiple Choice
Multiple ChoiceThe expression of the Pax-6 gene when vertebrate and fruit fly versions of the gene are exchanged between these animal groups illustrates __________.
A
that the same gene can have very different functions in different types of animals
B
that some coding genes have products other than proteins in different types of animals
C
that the mechanisms of gene expression vary among different animal groups
D
that a gene that plays a major role in the development of one type of organism often has a reduced role in another
E
the common ancestry in the evolution of these animal groups
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