Question

Notes for Keys chapter ( BIOLOGY )​

Answer 1

Answer:

PleaSe explain correctly, what you have to ask?

Answer 2

• Keys area unit accustomed determine totally different species. A key can sometimes raise queries supported simply recognizable options of Associate in Nursing organism.
• Dichotomous keys use inquiries to that their area unit solely 2 answers. they will be bestowed as a table of queries, or as a branching tree of queries.
• For example, in tree identification, a divided key would possibly raise whether or not the tree has leaves or needles.
• The key then directs the user down one list of queries if the tree has leaves, and a unique question list if it's needles.
• A key's a field, or combination of fields, in an exceeding information table accustomed retrieve and kind rows within the table supported sure needs. Keys area unit outlined to hurry up access to knowledge and, in several cases, to form links between totally different tables.