Multi-access key

Multi-access Key

Multi-access Key (pronounced: muhl-tee-ak-ses kee) is a tool used in taxonomy to identify organisms or objects in a systematic and efficient manner. It is a type of identification key that allows for simultaneous use of several characters, unlike the traditional dichotomous key which only allows for sequential use of characters.

Etymology

The term "Multi-access Key" is derived from the words "multi", meaning many, and "access", meaning a way or means of entering or approaching. The term "key" in this context refers to a guide that aids in the identification of organisms or objects.

Usage

Multi-access keys are commonly used in biology, botany, and zoology for the identification of various species. They are particularly useful when dealing with a large number of species or when the characters used for identification are not easily observable or are variable.

Advantages

The main advantage of a multi-access key over a dichotomous key is its flexibility. It allows the user to choose the characters that are most easily observable or most reliable for identification. This makes it a more efficient tool for identification, especially when dealing with a large number of species.

Related Terms

• Identification Key
• Dichotomous Key
• Taxonomy
• Biology
• Botany
• Zoology

External links

• Medical encyclopedia article on Multi-access key
• Wikipedia's article - Multi-access key

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