Natural selection is a process resulting in the evolution of organisms that are best adapted to their environment, usually occurring over thousands, and even millions of years. This free ALISON online biology course published by Khan Academy introduces the concepts of evolution and natural selection, and the causes of these fundamental biological processes.
Biology – Evolution, Natural Selection and DNA Course Content
The course includes the following topics:
- How the success of a species can depend on changes to just one allele on one gene in one chromosome.
- The naturally occurring variation within species and how mutations and reproduction continues this process.
- DNA, the blueprint of life forms on earth, its physical structure and how it copies itself.
This free online biology course will be of great interest to all learners who wish to pursue a career in the sciences and medicine, and the individual who simply wants to learn more about how and why there is such diversity among plants and animals today.
Summary of Main Course Features
Duration: 2-3 Hours
Minimum Grade/Class Level: Post-Secondary
Price: Free
Source: Free Biology – Evolution, Natural Selection and DNA Online Course | ALISON
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