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Which of the following BEST explains why humans selectively breed plants?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
Which of these BEST describes why most of the puppies in a litter look similar to their parents?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
What is inbreeding an example or?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
Which pair of organ systems work together to fight viral diseases such as the Ou?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
Biological evolution means that the traits of groups of organisms change over time. Which information would provide the least convincing evidence for evolution?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
What happens if an environment changes and a population in that environment has no adaptations for the new environment?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
Variations may allow the physical characteristics of organisms to change over successive generations. Which of the following are MOST LIKELY to lead to variations within a species over time?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
Fossil records show that a bird once lived throughout the US suddenly died off in the habitat east of the Rocky Mountains. Which of the following BEST explains why this occurred?
The development of air conditioning allows more people to live in the desert Southwest.
selective breeding
mutation and sexual reproduction
The population is not likely to survive and may become extinct.
The climate changed on the east side of the Rocky Mountains, and the birds did not have adaptations for the new environment.
The puppies and their parents have similar genes.
to produce offspring that have specific traits
circulatory and immune
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