Pls help!! What term refers to Cnidarians with umbrella shaped body forms with tentacles dangling beneath the body, circling the mouth and what type of mobility does it have?

a. medusa, stationary
b. polyp, free swimming
c. medusa, free swimming
d. polyp, stationary

typically, most spiders possess eight eyes. however, others have as many as 12, and some don't have any. these eyes are for detecting light from dark, deciphering shapes and for gathering their prey.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.