Evolutionary Evidence Crossword
This printable crossword puzzle on the topic of Ecology & Evolution has 12 clues. Answers range from 8 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
When bacteria mutate so medicines no longer kill them
The study of similar structures in distantly related organisms
The study of fossil distribution.
Structures with the same function but built differently
Structures like a human arm and a bat wing
Imprecise ages of rocks or fossils based on placement in rock layers
Precise ages of rock or fossils based on the amount of a certain element still present.
The study of embryo development to show ancestry.
Any change in nucleotide sequence.
Creation of a new species.
Human directed selection of traits.
Process where organisms that are better adapted to their environment tend to survive and reproduce.
