Biology Junction
Enzymes
Many people know enzymes help with digestion, but few realize enzyme production decreases with age, making it more difficult for bodies to digest certain foods. A worksheet offers 28 fill-in-the-blank and short-answer questions over...
US National Library of Medicine
Basic Genetic Concepts and Terms
Have you ever wondered why you aren't taller or invisible? It all comes down to your dominant and recessive genes. Introduce your class members to genetics with a presentation that includes worksheets for young geneticists to...
Curated OER
Got Gas? How Much?
Students perform an experiment that measures respiration. In this performing an experiment that measures respiration lesson plan, students discuss aerobic and anaerobic respiration. Students measure the gas produced by...
Curated OER
Cloning a Living Organism
It's the attack of the clones! Not to worry; these are just plant clones. Teen horticulturalists will enjoy growing their own clone into a plant in an activity designed to be revisited after a few weeks. It is one experiment that kids...
Curated OER
Sea Urchin Embryology
Students 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...
Curated OER
DNA Extraction Lab
Students extract DNA and test for its presence from unroasted (raw) wheat germ using a prescribed procedure. They modify the procedure to provide a less expensive, easier method. They also extract DNA from different available plant,...
Curated OER
Launching a Defense; Understanding the Human Immune System
Students research online to answer and develop questions about immune system, create Powerpoint presentation to share information with classmates, and assimilate information into pictorial and/or graphical description of immune system.
Curated OER
Protein Synthesis Activities
Students participate in a teacher-guided activity to teach about protein synthesis. Student roles include one person as the DNA molecule, another is a single stranded sequence of complementary mRNA.
Curated OER
Launching a Defense; Understanding the Human Immune System
Students research online to answer and develop questions about immune system, create Powerpoint presentation to share information with classmates, and assimilate information into pictorial and/or graphical description of immune system.
Curated OER
Comparing Ovaries And Testes
In this reproductive system learning exercise, students compare specimens of rat ovaries and testes. They complete 5 short answer pre-lab questions, follow an 11 step procedure and answer 5 analysis questions.
Curated OER
Genetic Vocabulary Review
In this genetics vocabulary worksheet, students answer 13 multiple choice questions about the structure and function of genes.
Curated OER
Mutations and Genetic Change
For this genetic mutations worksheet, students compare and contrast different types of mutations including point mutations, silent mutations, and frameshift mutations. This worksheet has 5 matching, 4 fill in the blank, and 3 short...
Curated OER
Ghost in Your Genes
High schoolers explore DNA microarrays. In this genetics lesson, students model DNA microarrays that are used by scientists. High schoolers work to determine levels of breast cancer genes in patients. They will determine the treatment...
Curated OER
Discovering Mitosis in Onion Roots
Students discover the different stages of mitosis by examining onion roots under a microscope, drawing diagrams of what they see, and organizing collected data in a chart and create a pie graph from their lab data.
Curated OER
Anatomy of Living Bone
High schoolers analyze and examine the anatomy of bones and bone conditions. In this bone anatomy lesson, students analyze and examine the structural properties of bones. They explain the relationship between osteoblasts and osteoclasts...
Curated OER
Bioethics: Debates in Human Genetics
Students, in groups, research and prepare a debate regarding various bioethical situations. After the debates, each student prepares a ortfolio outlining their own personal opinions.
Curated OER
Basic Vitamins: Water-Soluble and Fat-Soluble
High schoolers examine vitamins and study their functions and food sources. They research what happens to vitamins when foods are overcooked. They prepare a microwaveable vegetable quiche.
Curated OER
Stomata: Microscopic Openings that Let Plants Breathe
Students participate in a lab experiment to observe and measure the opening and closing of stomata. They focus on photoperiod, locate and identify stomata on a leaf and explain the role of stomata in the daily functioning of a plant.
Curated OER
Teaching About Inherited Human Disorders Through Case Studies
Students explore case studies involving human disorders. They identify options and consequences of each decision. Students interview a family member with a disorder. They create a presentation of their interview.
Curated OER
18th Century Microscope
Young scholars examine a microscope from the 18th century. In this microscope lesson, students investigate how it works, what it was used for and how the tool has evolved through the years. Young scholars also build knowledge on how...
Curated OER
Regulating Gene Expression
In this gene expression worksheet, students read about two transcription factors: activators and repressors. Students complete 1 multiple choice and 5 short answer questions.
Curated OER
Lesson on Proteins
Young scholars examine the importance of proteins including their function and structure. For this protein lesson students play a game to help them better understand proteins.
Curated OER
Food For Thought
Learners examine their school population about their health and exercise patterns. They brainstorm a list of factors that influence people to eat the way they do.
Curated OER
Genetically-Modified Food
Students investigate the pros and cons of genetic engineering. They watch a short Bill Moyers video, conduct Internet research, create a poster, participate in a pro/con debate, and write an essay expressing their personal feelings on...
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