( it ( ( would ( have ( ( the ( apparent size ) ) ( of ( ( ( a ( small melon ) ) , ) ( ( the length ) ( of ( a ( common snake ) ) ) ) ) ) ) ) ) ; ) )
(ROOT (S (NP (PRP it)) (VP (MD would) (VP (VB have) (NP (NP (DT the) (JJ apparent) (NN size)) (PP (IN of) (NP (NP (DT a) (JJ small) (NN melon)) (, ,) (NP (NP (DT the) (NN length)) (PP (IN of) (NP (DT a) (JJ common) (NN snake))))))))) (: ;)))
it would have the apparent size of a small melon, the length of a common snake;
(ROOT (S (NP (DT All) (NNS cells)) (VP (VBP have) (NP (NP (DT the) (JJ small) (NN size)) (PP (IN in) (NP (JJ common))))) (. .)))