1. Introduction to Biology

Which two ideas proposed by Jean-Baptiste Lamarck most significantly influenced Charles Darwin's theory of evolution?

Which of the following statements about adaptive radiation is correct?

The animals on the Galápagos Islands inspired whom to develop his theory of evolution by natural selection?

How many finch species are found in the Galapagos Islands as a result of natural selection?

Which adaptation most favors the survival of an organism in its environment?

Darwin was curious about the patterns in the distribution of living things, which is the study of:

Which of the following best distinguishes primary succession from secondary succession in ecological communities?

Which type of ecological change was primarily observed in the ecosystems affected by the 1988 fires in Yellowstone Park?

What is the main effect of overpopulation on animal populations?

A group of biologists is studying the competitive relationships between two species of finches on an island. Over several generations, one species develops a deeper beak, allowing it to eat larger seeds, while the other develops a narrower beak for smaller seeds. Which evolutionary process best explains this change?

The Galápagos finches are an example of an array of species that:

How do moth larvae primarily survive predation in their natural environment?

Which statement best explains how deforestation affects organisms?

In evolutionary terms, an organism's relative fitness is measured by its __________.

Which of the following is a factor that affects natural selection?