Curated OER
Stem Cell Development
Like a fresh canvas, stem cells can turn into almost anything. In a comprehensive lesson, high school biologists use clay to build a 3-D model of cell division and the processes that occur during the first 14 days of development. Also...
Curated OER
The Way We Were: Embryological Development and Disease
Young scholars use microscopes to study live fish embryos and animated diagrams of cell division on the Internet. They see that scientists rely on technology to enhance the gathering and manipulation of data. They create web pages on...
Cold Spring Harbor Laboratory
Master Genes Control Basic Body Plans
Have you ever been so tired you missed a major announcement? Eric Wieschaus woke to a call explaining he won the Nobel Prize, but he thought it was just a dream until Christiane Nusslein-Volhard, a co-winner, explained it to him later...
Biology Junction
Seed Plants: Gymnosperms and Angiosperms
One of the reasons plants found success on land relates to seed development. Scholars learn about many different forms of seeds and how they changed over time. It describes the structure and function of many different types of seeds in...
Curated OER
A Model of Morphogenesis in Drosophila Melanogaster
Learners investigate the following scientific terms and ideas: rates of diffusion, the role of morphogens in the development of larva, the chemical dynamics of a cell, and the significance of embryo polarity during development.
Curated OER
Organ Systems
Students examine organisms that are composed of tissues, organs, and systems. They dissect a fetal pig and explore the assigned organs systems such as the skeletal, muscular, and circulatory organs. Students identify and explain their...
Curated OER
Marvelous Mammals- Non-Fiction Reading Comprehension Worksheets
In this mammals non-fiction reading comprehension worksheet, 3rd graders read a one page selection about the characteristics of mammals. They answer 10 questions based on the reading including true and false, short answer, and multiple...
Curated OER
Sea Urchin Embryology
Learners explore the process of evolution. They examine examples of how homeotic genes may work and obtain gametes. Using a microscope, students observe the fertilization of sea urchins. They video tape the process and write a...