Students often underestimate Heredity because it appears early in the syllabus, but AP questions here test application, not memorized definitions alone.
Mendelian genetics, inheritance patterns, and chromosomal basis of heredity. Expect questions involving Mendelian crosses, probability in inheritance; Complex inheritance: linked genes, sex linkage, epistasis; Chromosomal abnormalities and pedigree analysis.
Connect new terms to one anchor example you already understand. Isolated definitions fade; anchored ones stick through May.
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