https://www.openlearning.com/u..../dueholmmeyer-sp0308
The Importance of Understanding Evolution The majority of evidence that supports evolution comes from observing the natural world of organisms. Scientists use lab experiments to test their the theories of evolution. Over time the frequency of positive changes, like those that aid individuals in their struggle to survive, grows. This process is known as natural selection. Natural Selection Natural selection theory is a central concept in evolutionary biology. It is also an