In the first part of the explanation for Darwin's theory of natural selection, every species exhibits what?
What was the name of the ship that Darwin served as naturalist aboard form 1831 to 1836?
Natural selection is only one of the processes of evolution. What is one other process that can cause change in a species over time?
A species of organism has survived in a mild enviornment for thousands of years. Suddenly, the climate becomes much colder. Which of the following traits might help the species to survive?
In 1835, Darwin studied variations in plants and animals on the Galapagos Islands. The islands are located off the coast of what major continent?
Which of the following traits might be passed from parent to offspring but not necessarily be beneficial to the survival of the species?
Part 3 of Darwin's theory of natural selection states that life in the wild is competitive, and organisms with the most beneficial traits will prosper. What is this commonly known as?
In what book did Darwin publish his main theories on evolutionary selection?
Which of the following animals studied by Darwin on the Galapagos Islands eventually inherited his name?
Which of the following animals did Darwin NOT study on the Galapagos Islands?