12. /training tests/System, diversity and evolution of nature/Animals/Single-celled animals.doc 13. /training tests/System, diversity and evolution of nature/Animals/Angiosperms.doc 14. /training tests/System, diversity and evolution Read more "Who are mammals and how do they differ from other animals"
Why are humans classified as Chordates and Mammals?
NATURAL SCIENCE. 11 CLASS Man and his health Why are humans classified as Chordates and Mammals? How did the transition to upright posture affect the structural features of the human skeleton? What is the essence of the international project "Human Genome" and what is its Read more "Why are humans classified as Chordates and Mammals"
Comparison of the structure of reptiles and mammals
"Variety of reptiles" - A unique, authentically measured specimen from Eastern Colombia reached 11 m 43 cm. Gavial. The remaining families contain less than 100 species each. Variety of turtles. Amazon River (geographically Read more "Comparison of the structure of reptiles and mammals"
Message about higher mammals
Class Mammalia (Mammalia) is the highest class of vertebrates, crowning the entire system of the animal world. The most important features of the general organization of mammals are: a high level of development of the nervous system, providing complex and perfect forms Read more "Report on higher mammals"
Class mammals (mammalia), or animals (theria) General characteristics and classification
Lecture 15. Class Mammalia (Mammalia) General characteristics of the class Mammals - the most highly organized class of vertebrates. Animals with a constant body temperature, hair, feeding their young with milk. They Read more "Class mammals (mammalia), or animals (theria) General characteristics and classification"