Raíces Help Leucine determine who her true biological parents are. Spanish translation of 'True Roots.' Discipline  Life Science   Number of Cases 5   Average Solve Time 40 minutes   Grade Level Usage 9 +   Problem Solving Strategy Elimination   Embedded Content Genetics Blood Typing Genotype DNA, RFLP Analysis   Complementary Activities Laboratory Investigations Blood Typing Fingerprint Analysis Pedigree Karyotyping   Problem Sample Not Listed In Database   Complementary Problems  Franken Foods  Forensic Investigation  The Mating Game  True Roots   Creation Date Not Listed In Database   Last Revised Not Listed In Database   Author List J. Palacio-Cayetano, P. Dallas, J. Ikeda   Standards Alignment Not Listed In Database   Notes Not Listed In Database