General characteristics of the class bony fish.
| November 27, 2020 | education
Bony fish are a class in the fish superclass. They have a bone skeleton, a spine, for which they received such a name. There are paired peavniks, a mouth with jaws and teeth.
They have scales covered with mucus.
Most have a swim bladder under the spine.
Gill breathing, the circulatory system is closed.
The excretory organs are the kidneys.
Bone slaves include pike, stellate sturgeon, sterlet.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.
