Classification, Dichotomous Keys and Cladograms

Front

What is the definition of a dichotomous key?

Back

A dichotomous key is a tool that allows the identification of organisms by answering a series of questions that lead the user to the correct name of a given item.

Front

What are the main characteristics of the Kingdom Plantae?

Back

Multicellular, autotrophic, and have a cell wall made of cellulose.

Front

What is binomial nomenclature?

Back

Binomial nomenclature is the two-word system for naming organisms, consisting of the genus name and the species name.

Front

What is a cladogram?

Back

A cladogram is a diagram that shows the evolutionary relationships among a group of organisms based on shared characteristics.

Front

What is the significance of biochemical evidence in classification?

Back

Biochemical evidence, such as DNA and protein analysis, helps determine evolutionary relationships and classifications among organisms.

Front

What are the characteristics of the Kingdom Protista?

Back

Unicellular and multicellular, eukaryotic, can be heterotrophic or autotrophic.

Front

How do biologists group living things?

Back

Biologists group living things based on shared characteristics.

Front

What is the primary basis for classifying a newly discovered species?

Back

The skeletal structure is the most important aspect to study for classification.

Front

What is a phylogenetic tree?

Back

A phylogenetic tree is a branching diagram that represents the evolutionary history of a group of organisms.

Front

What distinguishes eukaryotes from prokaryotes?

Back

Eukaryotes have a nucleus and membrane-bound organelles, while prokaryotes do not.