What is the ultimate source of genetic variation?
Evolution and Natural Selection Flashcard

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Science
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Mutation is the ultimate source of genetic variation, introducing new alleles into a population.
2.
FLASHCARD QUESTION
Front
Who developed the Linnaean System of Classification?
Back
Carl Linnaeus developed the Linnaean System of Classification, which organizes living organisms into hierarchical categories.
3.
FLASHCARD QUESTION
Front
What is a consequence of low biodiversity?
Back
Increased vulnerability to diseases and pests is a consequence of low biodiversity, as fewer species can lead to ecosystem instability.
4.
FLASHCARD QUESTION
Front
What is an example of an adaptation?
Back
A polar bear's white fur is an adaptation that helps it blend into its snowy environment.
5.
FLASHCARD QUESTION
Front
What is speciation?
Back
Speciation is the process by which new species are created, often through evolutionary changes.
6.
FLASHCARD QUESTION
Front
What is natural selection?
Back
Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.
7.
FLASHCARD QUESTION
Front
What is genetic drift?
Back
Genetic drift is a mechanism of evolution that refers to random changes in allele frequencies in a population.
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