11 results found

Search Results for: marsupials

Mammalian Ancestors

Humans are mammals, the most successful taxonomic class of organisms to colonize the Earth. The word mammal derives from the... Read More

Y chromosome

Y chromosome Definition The Y chromosome constitutes one member of the pair of sex chromosomes within an organism, a common... Read More

Adaptive Radiation

Reviewed by: Mary Anne Clark, Ph.D. When Charles Darwin was in the Galapagos Islands, one of the first things he... Read More

Marsupial

Definition noun (zoology) A mammal primarily characterized by having a pouch used for carrying their immature young, and... Read More

Vasopressin

Definition noun, plural: vasopressins An antidiuretic peptide hormone produced by the magnocellular and the parvocellular... Read More

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Nonapeptide

Definition noun, plural: nonapeptides An oligopeptide comprised of nine amino acid residues Supplement Peptides are monomers... Read More

Monotremata

Definition noun (taxonomy) A subdivision of the class Mammalia comprised of mammals laying eggs rather than giving birth to... Read More

Reproductive system

What is the Reproductive System? The reproductive system of an organism is the biological system made up of all the... Read More

Monotreme

Definition noun (zoology) Any of the egg-laying mammals belonging to the taxonomic group, Monotremata Supplement The class... Read More

The Gene Pool and Population Genetics

Reviewed by: Mary Anne Clark, Ph.D. The previous tutorial is about adaptive radiation. Adaptive radiation is... Read More