Examlex
When Ann went to her doctor,he gave her a hearing test.During the test,the doctor struck several tuning forks,each of which vibrated at a distinct pitch,and asked her to choose two tones that sounded almost the same in pitch.The doctor was testing Ann's __________.
Ortholog
Genes in different species that evolved from a common ancestral gene by speciation and retain the same function.
Speciation Event
The process by which new genetically distinct species evolve from a single ancestral species.
Gene Duplication
A process in which a chromosome segment is copied resulting in multiple copies of the same gene in the genome, often leading to new genetic functions.
Paralogs
Genes that have evolved within the same species due to gene duplication and then diverged in function.
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