Cladistics is one way scientists classify organisms. A cladogram shows the nature of evolutionary relationships that may have occurred, similar to a family tree. You will make a cladogram in this ...

When we study nature we classify living things into different ... The life cycles of different organisms. videoThe life cycles of different organisms A look at the life cycles of a range of ...

In this study, researchers took into consideration the growth pattern of these organisms to classify them into a group. "Discriminating between these different hypotheses has been difficult ...

In this evolutionary tree, species A and B share a recent common ancestor. Species A is therefore most similar to species B. Species F and G also share a recent, common ancestor, however this ...

Organisms composed of cells that contain nuclei are classified as eukaryotes, whereas organisms composed of cells that lack nuclei are classified as prokaryotes. In eukaryotes, DNA is housed ...

How do scientists study and classify life-forms? How can we understand the complex evolutionary connections between living organisms? Woese's breakthrough was momentous for at least three reasons.