25. Phylogeny
Phylogeny
Multiple Choice
Multiple ChoiceWhat is the evolutionary significance of orthologous genes?
A
They increase the size of the genome and provide more opportunity for the evolution of novel characteristics.
B
They are passed from generation to generation in a straight line, and as such they change very little.
C
They always provide the evolutionary explanation with the maximum parsimony.
D
All of the listed responses are correct.
E
The high percentage of orthologous genes found in vastly different organisms emphasizes the many biochemical and developmental pathways shared by all organisms.
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