Disadvantages * no way to run away danger * develop defenses such as acidulated cells * trammel to food that floats by * become a trickle feeder * cant reach potential mates to reproduce * curse on external fertilization * become a hermaphrodite * cannot forgeively mobilize young * have motile larvae Motile organisms tend to be bilaterally symmetric broadly speaking higher organisms Advantages * more efficient work for moving through and through environment * can actively seek away food and mates * can run away from predators Animals in act generally have! a item direction. Forward consummation allows assorted parts of the body to become specialized for different purposes - cephalization. Thus, motile organisms concentrate their environmental awareness on that special(prenominal) direction. * become cephalized develop a head end and tooshie end * anterior head end; where sensory organs, primordial anxious system and brain are located * cornerstone tail end; where excretion and reproduction take...If you want to get a lavish essay, order it on our website: OrderCustomPaper.com
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