College ZoologyDiscusses the structure of organic molecules, cells, and tissues, surveys each class of animals, and examines our effect on the environment. |
Contents
College Zoology First written in 1912 this text is in | 3 |
R A | 24 |
Histology and Organology | 37 |
Copyright | |
17 other sections not shown
Common terms and phrases
acid adult amino amoeba animals annelids anus appendages aquatic arthropods asexual behavior birds blood body wall bone called canal cavity cells chemical chordates chromosomes cilia circulatory system Class cnidarians coelom consists contains crayfish crustaceans Ctenophores cycle cytoplasm digestive tract dorsal duct earthworm echinoderms eggs enzymes epidermis esophagus euglena excretory exoskeleton external feed female fibers Figure fins fishes fluid freshwater frog function gametes genes gills glands habitats host human hydra ingested insects internal intestine larvae layer legs living lungs male mammals marine membrane mesoglea metabolic metamerism metazoans molecules mollusks Morphology mouth muscle muscular nematocysts nerve cord nervous system neurons notochord occurs organs oxygen pairs parasites pharynx phyla Phylum Physiology platyhelminths polychaetes posterior prey protein protists protostomes protozoans pseudocoel receptors reproductive respiratory secrete segments sensory shell skeleton species sperm sponges sporozoans stomach structure surface tentacles terrestrial tion tissue tube types ventral vertebrates vessels worms York