Articles related to "Eukarya"

From the smallest bacterium to the largest plants and animals they are foundational and basic - they are cells. Explore cell uniqueness, similarities and differences.

All living things are composed of one or more cells. Unlike cells, viruses, viroids and prions are acellular, nonliving parasites that require a living host to reproduce.

Whether you know it or not, eukaryotic cells are the tiny units of life that make up your entire body. Read on and learn more about yourself!

"What's in a name? That which we call a rose by any other name would smell as sweet." (William Shakespeare)

The field of animal systematics (or taxonomy) devises schemes for grouping (classification) and naming (nomenclature) animals.

Archaea are prokaryotes that differ from bacteria and eukaryotes enough to be assigned to their own taxonomic domain. Here is a brief introduction to Archaeans.

Sponges come in an incredible array of colors and an amazing array of body shapes. Their simple structure belies their wide spread distribution.

At around 5,400 species of frogs and toads, salamanders and caecillians, the extant (living) amphibians are the smallest group of tetrapod vertebrates.

Both plant and animal cells are eukaryotic, with many similarities, but there are also key differences between the cells of plants and animals. Here is a summary.

Although most abundant in the tropics and subtropics, the nearly 8,000 species of living reptiles inhabit every continent except Antarctica.