Which statement describes osmosis? A.
The water particles move away from the hypertonic solution towards the isotonic solution until they both become hypotonic.

B.
The water particles move away from the hypotonic solution towards the hypertonic solution until they both become isotonic.

C.
The water particles move away from the hypotonic solution towards the isotonic solution until they both become hypertonic.

D.
The water particles move away from the hypertonic solution towards the hypotonic solution until they both become isotonic.

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.

hello there the answer is d

not sure if this what   you'r looking for would be percent composition

c should be the answer