Classification of Teacher

Classification of Teacher

Chapter Nine: Classification Teacher Notes Lesson One: Sorting It All Out -Why Classify -Classification-the division of organisms into groups, or classes, based on specific characteristics. -Scientists classify living and extinct organisms; scientists classify organisms to help make sense and order of the many kinds of living things -Scientists have a system that classifies according to characteristics they share -How Do Scientists Classify Organisms? -Before the 1600’s many scientists divided organisms into two groups-plants and animals. -In the 1700’s Carolus Linnaeus founded taxonomy; tried to classify based on their shape and structure; he used a seven-level system that is still used today. -Taxonomy-the science of describing, naming, and classifying organisms. -Classification Today -scientists use shared characteristics to hypothesize how closely related living things are. -the more shared characteristics the closer the organisms are related. -Branching Diagrams -Characteristics are listed along the line that points to the right. -each of these characteristics is shared by the animals to the right of it. -Levels of Classification -Every living thing is classified into one of six kingdoms -kingdoms are the largest most general group -Living things in the same kingdom are then separated into different phylum -Animals in the same phylum are then separated into different classes -Animals in the same class are then separated into different orders -Animals in the same order are then separated into different families -Animals in the same family are then separated into different genus -Animals in the same genus are then separated into different species (which is the smallest category). -Scientific Names -is always the same for specific kinds of organisms no matter how many common names there might be. -this is used to all scientists can communicate with each and know what organism they are talking about. -Two-Part Names -Each species was given a two part scientific...

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