Sciences included in zoology.

Zoology includes a number of sciences. 1. Morphology studies the external structure of the body of animals. 2. Anatomy – the internal structure of the body. 3. Physiology studies the processes of life in the body. 4. Embryology studies the patterns of development of an individual organism. 5. Ecology considers the phenomena of interaction between animals and the environment. 6. Genetics is responsible for all issues of heredity. 7. Zoogeography observes the distribution of animals. 8. Taxonomy classifies all animals according to their characteristics. 9. Parasitology – the science of parasites that affect the life of animals. 10. Hydrobiology studies aquatic animals. 11. Cytology examines the cellular structure of animals.