What do humans and animals have in common? What are the signs that make it possible to classify

What do humans and animals have in common? What are the signs that make it possible to classify a person as a chordate? What are the similarities between humans and mammals? What features is endowed with humans as a representative of primates? Are there any fundamental differences between humans and animals?

A person, like animals, is not able to form organic matter for himself, therefore he eats ready-made, that is, a heterotroph. Has limited growth, is able to move actively. reserve nutrient – glycogen. For humans, as well as for animals, bilateral symmetry, bone skeleton, similar organ systems.

A person belongs to the Chordate type, since along the dorsal side of the body there is an ossified support axis – the spine.

Man belongs to the class Mammals, since

-feeds the young with milk;

– has mammary glands;

– the chest and abdomen are separated by a diaphragm, which is involved in breathing;

-the auricle appeared;

– teeth are differentiated;

– live birth;

– the body is covered with hair;

the heart is four-chambered, consists of two ventricles, two atria;

– females have a uterus.

Like primates, humans have five-toed limbs that end in fingernails;

the thumb is opposed to the rest;

the anterior part of the brain is well developed, which is associated with the complication of behavior; low fertility.

Man differs from animals in the ability to speak consciously, since the second signaling system is developed; have a well-developed brain, thinking, capable of work, creating tools, works of art, etc., that is, capable of creating an artificial environment, for conscious purposeful activity; lives in society.

Man has a biosocial nature.