8. Which of the following is not the derivatives of mesoderm in vertebrates?
(A) Skeletal systems
(B) Circulation and lymphatic systems
(C) Dermis of skin
(D) Adrenal cortex
(E) Thymus
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統計: A(2), B(4), C(9), D(7), E(49) #3082767
統計: A(2), B(4), C(9), D(7), E(49) #3082767