Making quantitative measurements with replicates to ensure reliability. Mendel’s genetic crosses with pea plants generated numerical data. (3.2)
Understandings
Analysis of pedigree charts to deduce the pattern of inheritance of genetic diseases.
Comparison of predicted and actual outcomes of genetic crosses using real data.
Construction of Punnett grids for predicting the outcomes of monohybrid genetic crosses.
Consequences of radiation after nuclear bombing of Hiroshima and accident at Chernobyl.
Inheritance of cystic fibrosis and Huntington’s disease.
Red-green colour blindness and hemophilia as examples of sex-linked inheritance.
Applications and skills
Inheritance of ABO blood groups. [The expected notation for ABO blood group alleles: O = i, A=IA, B = IB.]
Link to flashcards for definitions: https://quizlet.com/4427998/ib-bio-topic4-genetics-definitions-flash-cards/