Podcast
Questions and Answers
Who conceived the theory of evolution by natural selection?
Who conceived the theory of evolution by natural selection?
- Charles Darwin and Alfred Russel Wallace (correct)
- Gregor Mendel and Thomas Hunt Morgan
- Antonie van Leeuwenhoek and Robert Hooke
- Louis Pasteur and Robert Koch
What is evolution?
What is evolution?
- A sudden transformation of an organism's physical and biological environments
- The creation of new species without any genetic variation
- A change in the heritable characteristics of biological populations over successive generations (correct)
- The extinction of certain characteristics within a population
What observable facts support evolution by natural selection?
What observable facts support evolution by natural selection?
- Organisms do not vary in morphology, physiology, and behavior
- Traits do not confer different rates of survival and reproduction
- More offspring are often produced than can possibly survive (correct)
- The environment remains constant over generations
What contributes to the establishment of evolution by natural selection?
What contributes to the establishment of evolution by natural selection?
What does evolution by natural selection result in?
What does evolution by natural selection result in?