You won't be able to use a few of the slides in this presentation since the first lists objectives not met within, and the third gives instructions to a worksheet that is not included. You will, however, find the remaining slides useful...

Excellent examples and clear diagrams in this PowerPoint will help you explain the genetics of alleles and the combinations of hybrid crosses. A high school class would appreciate having this student copy of the PowerPoint as the images...

If you need a summary of all aspects of Mendelian genetics then this  slideshow is for you. The information included is essential for complete understanding of crosses, genotypes, phenotypes, and heredity.