Which of the following groups of characteristics of sponges could justify their animals nature by Ellis?
A. Branched, colonial and sessile life
B. Presence of skeleton in the body
C. Constant water current through their body
D. None of these
Answer:C
Which of the following groups of characteristics of sponges could justify their animals nature by Ellis?
A. Branched, colonial and sessile life B. Presence of skeleton in the body C. Constant water current through their body D. None of these