This Chapter covers:

  • Intorduction; Dvelopment of complexity in animals
  • Grade radiata; Grade bilateria; Diploblastic and triploblastic orgainisation
  • Grade parazoa;  Phylum nematoda; Phylum annelida; Phylum arthropoda
  • Phyum mulusca; Phylum echinodermata; Phylum chordata with classes

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About Maktab

Provide quality instructional material (video Lectures) for F.SC. & most of the academic courses in Pakistan with special focus on scientific subjects

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