Which of the following combinations of characters is unique to the phylum Chordata?
Bilateral symmetry, triploblastic, coelomate
Notochord, dorsal hollow nerve cord, pharyngeal gill slits, post-anal tail
Closed circulatory system, segmented body, jointed appendages
Radial symmetry, diploblastic, acoelomate
Related Questions
Which of the following best describes the Komodo dragon, found only on a few Indonesian islands?
Keystone Species
Invasive Species
Cosmopolitan Species
Endemic Species
Endemism is most likely to occur in which of the following environments?
Vast Continents
Widely Connected Rivers
Migratory Bird Flyways
Isolated Islands
The term used to describe a plant species found only in a specific valley in the Himalayas is:
Indigenous
Exotic
Ubiquitous
Endemic
A species that is exclusively found in a specific geographic area and nowhere else is known as:
Keystone
Exotic
Cosmopolitan
Endemic
