For a trait that is located on the X chromosome, who is more likely to have a recessive phenotype? Hint: Think about the number of X chromosomes
that a male and female have and think about how someone would express
a recessive phenotype.
Select one:
O a. no difference in the odds
O b. a male
Oc: a female

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.

i think its the first one