webbed penis deficient ventral penile shaft skin which is buried in scrotum or tethered to scrotal midline by a fold or web of skin. The urethra and erectile bodies are usually normal. Synonym: penis palmatus, penoscrotal transposition...
This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..
