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B- Unit 8 Lesson 2

Biological Evolution Evidence

TermDefinition
amino acids a collection of 20 molecules that link together to form proteins
proteins large molecules that are encoded by DNA and perform most functions for the cell
gene a sequence of DNA that codes for a protein or nucleic acid, like RNA
common ancestry a real or theoretical species from which two or more recent species evolved
last universal common ancestor a hypothesis presented by Charles Darwin that states that all life on Earth evolved from a single common ancestor billions of years ago
phylogenic tree a tree-like diagram that shows the evolutionary relationships of two or more different species
cladogram a specific type of phylogenic tree in which all evolutionary relationships are linked back to a common ancestor shared by all species in the tree
taxonomy the branch of biology that studies the relationship between organisms in order to classify them into related groups based on shared characteristics
Created by: atrang
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