Step-by-step instructions and expected results for mandatory class experiments (e.g., studying the structure of a bird's feather or observing protozoa).
Introduction to zoology, cell structure of animals, and classification. gdz po biologii 7 klass konstantinov babenko
Detailed sections on protozoa, sponges, coelenterates, various worm types, mollusks, and arthropods (insects, arachnids, crustaceans). cell structure of animals