Describe the vegetation of ireland. what are 3-5 common plant types found in this area? (usually types of trees)? it is important to remember that many non-native species of plants are found all over the world. only describe native species, that would still live there without the influence of humans

organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.

all answers true and false

explanation:

oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.