Unformatted text preview: insects alone. There are 260,000 plants and 50,000 vertebrates (the animals with which we are most comfortable). There may be millions of additional organisms not yet described by humans We shall spend some time this term looking at the mechanisms of evolution, as well as seeing the results of evolution as we study the structure and functioning of cells. How Biologists Ask Questions Before we leave our introduction, we need to mention how biologists look at the world around them. Each of us is curious about any number of things. Often when we are curious we ask questions to try and find out whatever it is that we are curious about. Biologists try and find answers to their questions about living things by using the scientific method of problem solving, or some variant of this method, to study the processes of life....
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- Spring '10