11th assignment : Classification Writing

Animals can be classified into 2 group : vertebrates and invertebrates. Examplesof vertebrates are reptiles, birds, fish, mammals and amphibians. Examplesof invertebrates are protozoa, coelenterates, flatworms, arthropods, annelid worms, molluscs and echinoderms. Examplesof arthropods are arachnids,crustaceans, insects and myriapods.

  

Plant Tissue must be fall into 2 kind : Meristematic and Permanent.Simple and Complex are examples of Permanent.Examples of simple are parenchyma, Collenchyma, and Sclerenchyma.

Chlorenchyma is examples of parenchyma and collenchyma.Examples of complex are xylem and phloem.

 Examples of xylem are xylem vessels and tracheids.Examples of phloem are sieve tubes and companion cells.