Pictures and Links for Biology

Calculating Genotypic and Phenotypic Percentages and Ratios using a Punnet Square

Punnett Square Practice Problems (Students may use this website to do practice problems and to study for the exam.)

Punnett Square Practice Problems

Identify the structure and function of DNA, RNA,and protein

DNA Structure


DNA, structure function

Structure and Function of DNA

Explaining relationships among DNA, genes, and chromosomes

DNA, Genes and Chromosomes (2010)

Relating normal patterns of genetic inheritance to genetic variation

Mutations Genetic Mutations -Genetics and Evolution

Relating ways chance, mutagens, and genetic engineering increase diversity 

DNA Replication and Mutation

Mutations (2010)

Relating genetic disorders and disease to patterns to patterns of genetic inheritance