Rotating through five stations, evolutionary biologists explore the question of how changes in DNA facilitate the changes in a population over time. High-quality, colorful cards of animals, skeletons, skulls, and DNA sequences can all be...

Fill- in-the-blank, labeling, and short answer questions make up this well-written cell division worksheet. Neat diagrams of chromosomes and dividing cells are included. Junior biologists show what they know about reproduction, meiosis,...

Students determine which adaptations allow an organism to survive and reproduce in a certain environment. Students act as "predators" to pick up acetate discs "prey" scattered around the classroom. Students list the number found, the...

In this development worksheet, students compare the characteristics of mitosis and meiosis. Students review the male and female reproductive organs and their functions. This worksheet has 4 graphic organizer, 6 short answer, and 16 fill...

Students observe, measure and record variations that may be due to genetic inheritance. They look at the length of seeds for germinating pinto and lima beans and measure the distance between eyes in humans. They graph and discuss the...