discoverynews:

500 Million-Year-Old ‘Mistake’ Led to Humans
A spineless creature experienced two doublings in DNA, triggering the evolution of humans and other animals.
keep reading
Image: An amphioxus (also called a lancelet), which is a very distant cousin to humans and other vertebrates. It is the creature most similar to the original spineless organism that existed before a major genomic event occurred. Credit: Carol MacKintosh

discoverynews:

500 Million-Year-Old ‘Mistake’ Led to Humans

A spineless creature experienced two doublings in DNA, triggering the evolution of humans and other animals.

keep reading

Image: An amphioxus (also called a lancelet), which is a very distant cousin to humans and other vertebrates. It is the creature most similar to the original spineless organism that existed before a major genomic event occurred. Credit: Carol MacKintosh