( ( In addition ) ( , ( ( the ( tests ( to ( be performed ) ) ) ) ( ( can ( be ( ( ( edited ( at ( the ( cell level ) ) ) ) ( at ( ( any time ) ( in ( ( the life ) ( of ( the study ) ) ) ) ) ) ) ( by ( an ( authorized individual ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NN addition))) (, ,) (NP (DT the) (NNS tests) (S (VP (TO to) (VP (VB be) (VP (VBN performed)))))) (VP (MD can) (VP (VB be) (VP (VBN edited) (PP (IN at) (NP (DT the) (NN cell) (NN level))) (PP (IN at) (NP (NP (DT any) (NN time)) (PP (IN in) (NP (NP (DT the) (NN life)) (PP (IN of) (NP (DT the) (NN study))))))) (PP (IN by) (NP (DT an) (JJ authorized) (NN individual)))))) (. .)))
In addition, the tests to be performed can be edited at the cell level at any time in the life of the study by an authorized individual.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN cell)) (VP (VBZ is) (NP (NP (DT the) (JJS lowest) (NN level)) (PP (IN of) (NP (NN organism))) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB perform) (NP (NP (DT all) (NNS activities)) (VP (VBN required) (PP (IN for) (NP (NN life))))))))))) (. .)))