Non-functional sequences resembling functional genes — molecular vestigial features Mutations have disabled them, but they retain recognizable gene structure. Their presence is evidence of common ancestry.

Active retrotransposons that insert mobile copies of themselves throughout the genome

Non-functional sequences resembling functional genes — molecular vestigial features

Newly arisen functional genes that have replaced their non-functional ancestral copies

Regulatory RNA molecules that fine-tune transcription of nearby protein-coding genes

Evidence of Evolution

AP Biology· difficulty 3/5

Pseudogenes are

A
$Active retrotransposons that insert mobile copies of themselves throughout the genome$
B
$Non-functional sequences resembling functional genes — molecular vestigial features$
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C
$Newly arisen functional genes that have replaced their non-functional ancestral copies$
D
$Regulatory RNA molecules that fine-tune transcription of nearby protein-coding genes$

Explanation

Mutations have disabled them, but they retain recognizable gene structure. Their presence is evidence of common ancestry.

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