This PowerPoint is wonderful for explaining Genetics and Heredity. Key words to focus on within the PowerPoint are genetics, heredity, chromosome, anomalies, anatomy of a human cell, dominant, recessive, phenotype, genotype, punnett square. The lesson ends with an activity to analyze which traits are hereditary, environmental, or both. This comes with a LESSON PLAN, POWERPOINT, GENE-o-GRAM fun worksheet, and GENE-o-GRAM SAMPLES. Easily a 2-day lesson.