Multiple Choice
The relatively small amount of genetic differentiation among some species suggests that many phenotypic differences reflect changes in _____, rather than the evolution of new genes.
A) gene expression
B) gene duplication
C) exon shuffling
D) whole-genome duplication
E) horizontal gene transfer
Correct Answer:
Verified
Correct Answer:
Verified
Q18: Discuss the role of the availability of
Q19: A phylogenetic tree for three species, A,
Q20: _ are sets of genes that are
Q21: The _ approach to inferring relationships among
Q22: (a) What are pseudogenes? (b) Why might
Q24: Horizontal gene transfer is most common:<br>A) among
Q25: How does speciation by polyploidy occur?
Q26: _ is the splitting of one lineage
Q27: The observation that some genes are mosaics
Q28: All of the following are examples of