scientists classify organisms into groups based on internal and external features.
In the past, classification relied on body structure, internal and external, as well as mode of reproduction. The change now is that scientists are using DNA to fine tune classification.
In the past, classification relied on body structure, internal and external, as well as mode of reproduction. The change now is that scientists are using DNA to fine tune classification.
Some characteristics that scientists use to classify animals are how many cells they have, their species, genus and family and what they eat.
Theophrastus classified plants by their stems (external structure).
Internal and external? 4real
Archaebacteria are some of the oldest organisms living on Earth. They are considered simple because of their external body structure.
External structure is a term used to describe a certain type of asset. An external structure is a relationship that you must rely on that is outside of your own organization.
A structure outside. A skeleton of an object.
skin
When you classify an organism it is important because you need to know the rules
It has a hole in it is a rounded shape.
classification refers to identifying, naming and grouping of organisms into formal system based on similarities of their internal and external structure or evalutionary history RIGHT OUT OF THE BIOLOGY BOOK :D