Type of symmetry in which body parts are arranged in a circle around a central point is called radial symmetry.
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This type of symmetry is characteristic for the sessile animals like Cnidaria and Echinodermata. Organisms with radial symmetry have no left or right sides, they have a top and a bottom surface, or a front and a back.</span>
<em>Use a punnet square to solve the problem.</em>
<u>RG Rg rG rg </u>
<u>rg RG Rg rG rg </u>
<u>rg RG Rg rG rg </u>
<u>rg RG Rg rG rg </u>
<u>rg RG Rg rG rg</u>
A) Crossing - over
Four new haploid cells are formed once the sister chromatids within the two daughter cells separate, forming four new haploid gametes.