10.3 Theory Of Natural Selection Answer Key
Question: What are two different things that influenced Darwin’s work?
Answer: The work of farmers and breeders and Artificial selection
Question: What is artificial selection?
Answer: The process by which humans change a species by breeding it for certain traits
Question: In order for Artificial Selection to occur…
Answer: The trait must be heritable
Question: What is heritability?
Answer: The ability of a trait to be inherited, or passed down from one generation to the next
Question: Darwin extended the ideas he gained from studying from artificial selection to what?
Answer: Natural Selection
Question: What is Natural Selection?
Answer: A mechanism by which individuals that have inherited beneficial adaptations produce more offspring on average than do other individuals
Question: What is the selective agent in natural selection?
Answer: The environment
Question: What four principles is natural selection based on?
Answer: Overproduction, Variation, Adaptation, and Descent with Modification
Question: What is overproduction?
Answer: Producing more offspring than are likely to survive
Question: What is variation?
Answer: The heritable differences that exist in every population