Evolution/Natural Selection Individual organisms differ and some variation can be inherited (fitness). Fitness is the ability of an organism to survive and reproduce. Organisms produce more offspring than can survive. Compete for limited resources. Survival of the Fittest
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Over time natural selection results in changes in the inherited characteristics of a population.
You may use another version of a Peppered Moth Lab.
1.The competition between members of a species for basic needs such as food and living space is called—
A. Survival of the fittest
2. An inherited characteristic that increases an organism's chance of survival is known as a (an)—
G. Dominant trait
H. Vestigial organ
3. The ability of an organism to survive and reproduce in its environment is called
A. Artificial Selection
B. Natural Selection
C. Selective Use
4. Which of the following is NOT part of Darwin’s theory of evolution?
F. Struggle for existence
G. Inheritance of acquired characteristics
H. Descent with modification
J. Survival of the fittest