Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter19: Genomes And Proteomes
Section: Chapter Questions
Problem 5TYK
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5. While exploring the human genome, a geneticist happens upon a gene in humans that is not functional and is not currently being expressed. This gene appears to be similar to the genes found in modern monkeys that cause tail formation. The most likely explanation for this gene in humans is
Group of answer choices
a. The gene is lying in wait for when it will be needed and then activated when the opportunity arises
b. The gene is a conserved gene that serves an essential function in modern humans
c. Humans are likely evolving a tail, and the gene will be expressed in the future
d. The gene Is a random mutation of no significance
e. The gene is a pseudogene leftover from when human ancestors had a tail
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