Examlex
Fibronectin is a protein that helps hold cells in position within tissues.
Extinction
Refers to the permanent loss of a species. It is marked by the death or failure to breed of the last individual.
Stromatolites
Layered structures formed by the mineralization of bacteria.
Zircons
Minerals that are widely used in dating geological structures due to their ability to encapsulate and preserve uranium-lead isotopes over immense periods.
Fossilized
The process by which organic material is converted into a fossil, preserving the remains of organisms that lived in the past.
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