Bio 182 Phylogenetics Semester Review

Front

What is a monophyletic group?

Back

A monophyletic group, or clade, is a group of organisms that includes an ancestor and all its descendants.

Front

True or False: The group containing Lizards, Crocodiles, and Pigeons is a monophyletic group.

Back

True

Front

What is the significance of the FtsZ protein in phylogenetics?

Back

The FtsZ protein is structurally and functionally similar to tubulin proteins, suggesting a common ancestor for prokaryotes and eukaryotes.

Front

What conclusion can be drawn from the similarity between FtsZ and tubulin proteins?

Back

FtsZ and tubulin proteins were both present in a common ancestor.

Front

What are the eight levels of classification of life on Earth?

Back

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species.

Front

Which level of classification contains the least organisms and shares the most common traits?

Back

Species.

Front

What common characteristic do all animals to the right of the hagfish have?

Back

Jaws.

Front

Define phylogenetics.

Back

Phylogenetics is the study of evolutionary relationships among biological entities, often using a tree-like diagram called a phylogenetic tree.

Front

What is a phylogenetic tree?

Back

A phylogenetic tree is a diagram that represents evolutionary relationships among various biological species based on similarities and differences in their physical or genetic characteristics.

Front

What does it mean if a phylogenetic tree is 'most consistent with the data'?

Back

It means that the tree accurately reflects the evolutionary relationships supported by the available data.