If an Eight-Cell Sea Urchin Embryo Is Bisected Horizontally,relative to Its

Multiple Choice

If an eight-cell sea urchin embryo is bisected horizontally,relative to its animal-vegetal axis,

A) both halves will develop into normal,but small,sea urchins.
B) the top half will not develop,while the bottom half will produce a small sea urchin.
C) the top half will not develop,while the bottom half will produce an abnormal half sea urchin.
D) the bottom half will not develop,while the top half will produce an abnormal sea urchin.
E) the bottom half will not develop,while the top half will produce a small,but normal,sea urchin.