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Study biology online free by downloading OpenStax's Concepts of Biology book and using our accompanying online resources including a biology study guide.
Target theory, in biology, the concept that the biological effects of radiations such as X rays result from ionization (i.e., the formation of electrically charged particles) by individual quanta, or photons, of radiation that are absorbed at sensitive points (targets) in a cell.
Roots, Prefixes, and Suffixes in Biology. Unit 1: Study of Biology. Root/Prefix/Suffix. Meaning & Examples. not, without: abiotic. bio-. life, living: biodiversity.
Teach biology basics and let children experiment with microscopes and other equipment, taking a magnified look into the world of bacteria, microorganisms and cells. This introduction to biology offers some great biology basics, easy activities, interesting questions and other useful teaching ideas.
In the intro to biology video, we defined biology as the branch of science concerned with the study of living things, or organisms. That definition is pretty straightforward. However, it opens the door to more difficult—and more interesting—questions: What is life? What does it mean to be alive?
Biology is the study of living things. A biologist is a scientist who studies biology. Biologists try to understand the natural world and the things that live in it. These things include plants, animals, fungi, protozoa, algae, bacteria, and viruses. The study of biology covers many areas.
Biology for Kids. What is biology? Biology is the branch of science that studies life and living organisms. This includes such subjects as the cell, genes, inheritance, microorganisms, plants, animals, and the human body.
