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Unit 7 Evolution and Biodiversity Vocabulary 1

Across
____ structures that are similar in different species of common ancestry.
Preserved remains of ancient, extinct organisms.
Any heritable characteristic that increases an organism's ability to survive and reproduce in its environments.
Any change in the heritable traits (allele frequency) within a population across generations.
An organism's ability to survive and reproduce in its environment.
____ structures that evolve independently but serve a similar purpose.
Down
Natural ____ is the mechanism of evolution; a process by which organisms that are most suited to their environment survive and reproduce.
A group of similar organisms that can breed and produce fertile offspring.
All the organisms of the same species that live in the same area.
An English naturalist who is considered the Father of Evolution, whose findings were published in his manuscript "On the Origin of Species"
Term that refers to a species that has died out.
____ structures that are reduced in size and have little or no function.