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 is NOT a characteristic of living organisms?
Growth
Reproduction
Metabolism
Crystallisation
Which of the following is a defining characteristic of the plant kingdom?
Heterotrophic nutrition
Cellulose cell wall
Lack of cell wall
Locomotion
Which of these is the basic unit of classification?
Genus
Family
Species
Order
What is the scientific name for humans?
Panthera tigris
Homo sapiens
Solanum tuberosum
Canis lupus familiaris
In the hierarchical system of classification, which category comes immediately after 'Kingdom'?
Class
Order
Phylum/Division
Family
Which branch of biology deals with the identification, nomenclature, and classification of organisms?
Ecology
Physiology
Taxonomy
Genetics
