Evolutionary Biology
Checking for Understanding
When biologists speak of "survival of the fittest", which of the following attributes do they consider most important to the concept? *
1 point
Only 5% of a population of lizards survive a major flood, and by chance, the majority of survivors are green. If the original population was composed mostly of brown individuals, then which phenomenon has most likely occurred? *
1 point
In which of the following situations has evolution most likely taken place? *
1 point
A founder group of cats arrives on an isolated island and after thousands of generations produces several different cat species that each prey on different kinds and sizes of animals. This is an example of *
1 point
Which of the following best describes the term "endemic species?" *
1 point
A species is most likely to go extinct in a changing environment if it has *
1 point
A new island is colonized by a small number of mice that occasionally trade members with mainland mice when the receding tide reveals a land bridge between the two. This is an example of *
1 point
An alteration in the arrangement of nucleotides in a chromosome, possibly resulting in either a structural or physiological change in the organism, is called *
1 point
A given plant population is pollinated exclusively by a particular bee. A wet spring leads to a disease that wipes out all the bees in the plant's habitat. What is the likely outcome for this plant population? *
1 point
Human's can increase an area's biodiversity when they *
1 point
Which of the following is the BEST example of artificial selection? *
1 point
Which statement about genetic diversity is NOT correct? *
1 point
If a bird that normally has green feathers produces an offspring with blue feathers, this is most likely the result of _______________. *
1 point
Which of the following is NOT a way evolution can occur? *
1 point
_____________ is a trait that improves an individual's fitness. *
1 point
Which process of evolution is not random? *
1 point
Florida Panthers were nearly hunted to extinction. About 20 remained before they were placed on the Endangered Species List and provided protection. The Florida Panther is an example of *
1 point
Which pair would most increase the rate of evolution within a species? *
1 point
Which of the following processes would NOT influence evolution? *
1 point
Which of the following is how Florida biologists are working to increase the genetic diversity of the Florida Panther? *
1 point
Which of the following is the ancestor species? *
1 point
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