| All living things, except viruses, are either plants or | | | | are the parts of different creatures related to one |
| animals or fungi. A scientist who studies plants is a | | | | another (for example, is the eye of a snail of the |
| botanist; one who studies animals in a zoologist; and | | | | same nature as a human eye?)? Morphology |
| one who studies fungi is a mycologist. There are also | | | | Where are the different parts located, and what is |
| scientists who deal with particular kinds of plants and | | | | their structure? Anatomy What are the tissues of |
| animals and fungi. In zoology, for instance, an | | | | which these parts are made? Histology What are cells |
| ornithologist is a person who studies birds, and an | | | | made of? Cytology How do the different parts |
| entomologist is a person who studies insects. All | | | | work? Physiology What are the chemicals in living |
| these scientists are people who want to increase | | | | things? Biochemistry What are the diseases of living |
| knowledge. | | | | things? Pathology How do living things reproduce? |
| They ask questions-and try to find out the answers. | | | | Genetics How- do unborn things develop? |
| Here are some of the questions they ask, together | | | | Embryology What is the history of living things |
| with the names of the sciences that try to answer | | | | through the ages? Paleontology and paleobotany We |
| them: How are the different kinds of living ones | | | | have listed only a few of the many biological |
| related to one another, and how should we name | | | | sciences, but enough to show why no man can be a |
| them? Systematics or taxonomy What are their | | | | biologist today, unless he studies the greatest |
| ways of life? Ecology What are their parts, and how | | | | problem of all, the nature of life itself. |