Exam 19: Taxonomy,systematics,and Phylogeny

The principle of parsimony states that a cladogram produces the best hypothesis about relationships of organisms when the maximum number of assumptions are considered.

The evolution of organisms in the three domains and four kingdoms is most accurately described by which sequence?

The highlighted grouping in the cladogram is a ____________ grouping.

The famous Greek philosopher Aristotle could be thought of as a taxonomist since he identified and grouped organisms.

Convergent evolution has occurred when distantly related species have a structure that looks the same only because of adaptation to the same type of environment.

Of those listed,which level of classification is the most specific?

Single celled eukaryotic cells belong to which of the following domains?

Which kingdom or supergroup is characterized by organisms that are heterotrophic by ingestion?

If a phylogeny is based on the natural evolution of organisms,it could

Which of the following list best describes the features used to classify an organism as a member of Domain Bacteria?

Taxonomy

What is the correct order of the Linnaean system of classification,starting with the most general category?

New data about rRNA led to the three domain system of classification.

DNA barcoding is a guaranteed method of determining an organisms taxonomic group.

Which of the following groups represent the current Domains of life?

Domain Archaea is the only domain in which the organisms lack membrane bound organelles.

Phylogenetic trees with proportional branch lengths

DNA or protein can be used as a ''molecular clock" that tells how long it has been since two species have diverged from a common ancestor.

Which Domains did Kingdom Monera get divided into?

Which kingdom is correctly described?