question_answer

Based upon symmetry, three patterns of cleavage have been recognised which are shown in the given figure. Identify X, Y and Z?

A)

X	Y	Z
Spiral cleavage	Radial cleavage	Bilateral cleavage

B)

Redial clebage

Spiral cleavage

Bilateral cleavage

C)

Bilateral cleavage

Radial Cleavage

Spiral cleavage

D)

Bilateral cleavage

Bilateral cleavage

Spiral Cleavage