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The meaning of biology. Definition of biology. Best online English dictionaries for children, with kid-friendly definitions, integrated thesaurus for kids, images, and animations. Spanish and Chinese language support available.
The meaning of target. Definition of target. Best online English dictionaries for children, with kid-friendly definitions, integrated thesaurus for kids, images, and animations. Spanish and Chinese language support available.
21 lip 2021 · target organ A tissue or organ upon which a hormone exerts its action; generally, a tissue or organ with appropriate receptors for a hormone. Synonym: target.
Study biology online free by downloading OpenStax's Concepts of Biology book and using our accompanying online resources including a biology study guide.
What is it that defines life? How can we tell that one thing is alive and another is not? Most people have an intuitive understanding of what it means for something to be alive. However, it’s surprisingly hard to come up with a precise definition of life.
Biology for Kids. The Cell. The cell is the basic unit of life. Some organisms are made up of a single cell, like bacteria, while others are made up of trillions of cells. Human beings are made up of cells, too. Different Types of Cells. There are lots of different types of cells. Each type of cell is different and performs a different function.
18 gru 2016 · Biology Dictionary provides definition, examples and quiz for common biology terms, including molecular biology, cell biology, genetics, ecology and more!
