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When a breeder allows only the strongest and fastest horses to reproduce, she is practicing
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
According to the theory of natural selection, why are some individuals more likely than others to survive and reproduce?
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
Unlike in natural selection, in artificial selection
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
According to modern evolutionary theory, genes responsible for new traits that help a species survive in a particular environment will usually
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
Which concept is not a part of the theory of evolution?
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
Some behaviors, such as mating and caring for the young, are genetically determined in most species of birds. The presence of these behaviors is most likely due to the fact that
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
How did Darwin explain the fact that only few offsprings of any species survive to reproduce?
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
Which situation would most likely result in the highest rate of natural selection in a population?
humans, not the environment, decide which organisms will reproduce
increase in frequency over time
Offspring must compete for available resources in order to survive.
Some individuals are better adapted to exist in their environment than others are
reproduction of organisms that show genetic differences due to mutations in a changing environment
artificial selection
these behaviors helped birds to survive in the past
Change occurs according to the needs of an individual organism to survive.
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