Which of these contains genetic meterial and is found in the nucleus?

a. vacuole
b. nucleolus
c. chromatin
d. ribosomes

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.

tissue

explanation:

it is actually formed by geoup of cells which is tissue

the answer is definitely 36.

hope this : )