█ _ كاتب غير معروف 2015 حصريا كتاب ❞ Parasitology or Mycology Lecture Guide Trematode ❝ 2024 Trematode: نبذه عن الكتاب: Class Digenea (Trematoda) The Flukes A information on the Platyhelminthes provided in previous section should be reviewed, as it still applies B Adult trematodes are parasites of vertebrates All have complex life cycles requiring one or more intermediate hosts Most hermaphroditic, many capable self fertilization C Eggs shed by adult worm within vertebrate host pass outside to environment, and a larva (called miracidium) may hatch and swim away (depending species) the egg be ingested next D Every species trematode requires certain molluscan (snail, clam, etc) as an A series generations occurs mollusk, resulting ultimately liberation large numbers larvae known cercariae E To reach host, species): 1 Penetrate directly through skin develop into adults 2 Enter second wait (they now called metacercariae) 3 Attach vegetation, secrete resistant cyst wall, eaten (now called metacercariae) Biology Books مجاناً PDF اونلاين Biologically Biology is natural science that concerned with study life, its various forms function, how these organisms interact each other surrounding environment word biology Greek made up two words: bio (βίος) meaning And loggia ( λογία) means Biology: similarity vegetation animal cover edges African American states, existence same fossil Branches biology Biology an ancient thousands years old modern began nineteenth century This has multiple branches Among them are: Anatomy Botany Biochemia Biogeography Biofisia Cytology cell science Ecology environmental science Development Embryology embryology Genetics genetics Histology histology Anthropology anthropology Microbiology bacteriology Molecular Biology Physiology functions organs Taxonemia taxonomy Virology virology Zoology zoology