Ecology is the study of relationships between organisms and their environment. An organism’s environment can include other organisms. Therefore, ecology is also the study of relationships between organisms and organisms. […]
An organism is any living entity. To better understand this, it may be helpful to learn what three domains (types) of organisms exist. The three domains of organisms are Bacteria, […]
Animal cells are the basic building blocks in animals. Animal cells are eukaryotic cells, which means they have membrane-bound organelles. There are many different types of cells, such as nerve […]
In the previous lesson, I explained how animals are classified using the 8 hierarchical categories of classification: domain, kingdom, phylum, class, order, family, genus, and species. In addition to those, […]
There are 8 groups of classification: Domain Kingdom Phylum Class Order Family Genus Species Animals in each group share similar characteristics. Each subsequent group continues to add more specific characteristics […]