Curated OER
Enzymes Help Us Digest Food ~ Introduction to Sugars and Enzymes
After an explanatory introduction to sugars and enzyme activity, biochemists discover whether lactase is needed to digest lactose, sucrose, and milk as a whole. High school science lab skills are required for these investigations.
American Physiological Society
Effects of Environment on Enzymes
Much like the tale of Humpty Dumpty, proteins, once altered, will never be the same again. Honors and pre-AP biology classes explore the delicate world of enzymes via a Webquest and lab experiment. The teacher's guide contains all...
Towson University
Looking Into Lactase: Guided Inquiry
Milk does a body good ... unless, of course, someone is lactose intolerant. Pupils play the role of pharmaceutical scientists in a guided inquiry lab about lactase. Lab groups collaborate to learn more about lactose intolerance, how...
Curated OER
Module 7 Revision Guide - Chemistry
Two versions of this handout are provided, the second with more detailed information on the same topics. Chemistry aces survey chemical reactions, heat energy transferred, and the action of enzymes by reading this resource. You can...
Curated OER
Investigating an Enzyme-controlled Reaction: Catalase and Hydrogen Peroxide Concentration
Are you looking for a way to measure cellular respiration? Try it with pureed potatoes. With some standard high school science equipment, biologists can perform an investigation and collect data surrounding byproducts of respiration. You...
Curated OER
Alcoholic Fermentation in Yeast
Biology classes will bubble with excitement as they complete this assignment. Beginning with an informative overview of cellular respiration and fermentation processes, the highlight comes as an experiment in determining the rate of...
Curated OER
Identification of Gram Negative Bacilli
In this biology worksheet, students review the procedures used to complete the lab activity and then examine the purpose and add the information while answering the questions.
Curated OER
7.012 F’04 Problem Set 1 ~ Biology
Course identification information is included in the upper left corner as well as within the title of this learning exercise. If you overlook or remove that information, you are left with a tremendous college biology assignment. There...
Curated OER
Extracting DNA from Your Cells
Three steps are needed to extract DNA from learners' inner cheek cells. The procedure and reasons for each step are explained. As enzymes work on the cells, a series of questions are answered regarding the structure of the DNA molecule....
Curated OER
Were the babies switched? – The Genetics of Blood Types
Human biology or genetics learners apply their knowledge to a unique situation: two newborn baby girls being possibly switched in the hospital. The engaging activity ends with a Punnett squares assignment in which pupils evaluate whether...
Towson University
Looking Into Lactase: Structured Inquiry
Why is lactase important? Biology scholars explore enzyme function in a structured inquiry lab. The activity tasks lab groups with observing how temperature and pH affect enzyme activity, as well as determining which milk products...
Royal Society of Chemistry
Green Plastics—Chemistry Outreach
How do green plastics reduce waste and environmental pollution? Budding scientists create and test a variety of compounds used in green plastics during an insightful experiment. Beginning with startling statistics and ending with...
Curated OER
Relationships and Biodiversity Lab
In this relationships and biodiversity learning exercise, students investigate the relationships between 4 plants sample using 7 different tests. These include looking at structural characteristics of the plants, seeds and stems, using...
Curated OER
DNA Cut and Paste Activity
Here is a cut and paste activity worksheet designed for older students. They fill in the blank with information about the composition of DNA, then create a DNA strand with its complimentary nucleotide chain.
Curated OER
Testing for Catalase Activity
In this catalase activity, students read about how enzymes work in cells. Then students conduct an experiment to test for catalase activity in potatoes. This activity has 1 graph and 6 short answer questions.
Curated OER
Conversion of Glucose to Fructose
In this enzymes worksheet, students conduct an experiment to show how enzymes can be used to convert glucose to fructose. This worksheet has 1 short answer question.
Curated OER
Meat Processing
In this meat processing worksheet, students learn how nitrates are used as curing agents for meat and how tenderizers work. Students compare meat treated with nitrates with meat that has not been treated. Students complete 8 short answer...
Curated OER
Saliva Lab
In this saliva learning exercise, students conduct an experiment to test how saliva breaks down starches. Students complete 6 short answer questions.
Curated OER
Protein Coagulation or Denaturation
In this proteins worksheet, students compare the coagulation of egg whites and milk proteins and then complete 5 short answer questions. A protein coagulation quiz is also included with 5 multiple choice questions.
Curated OER
Who Ate The Cheese?!
In this crime scene investigation worksheet, students simulate DNA sequencing and DNA restriction analysis using paper strips of DNA. Students compare the crime scene DNA to the suspects and determine who is guilty.
Towson University
Case of the Crown Jewels
Can your biology class crack the Case of the Crown Jewels? Junior forensics experts try their hands at DNA restriction analysis in an exciting lab activity. The activity introduces the concept of restriction analysis, teaches pipetting...
Curated OER
Biochemistry Quiz
In this biochemistry activity, students review amino acids, proteins, lipids, and carbohydrates. This activity has 29 multiple choice, 8 fill in the blank, and 3 short answer questions.
Curated OER
Endocrine Histology Lab
In this endocrine histology lab, students examine prepared slides of various glands/ organs. Students identify each slide according to the key given and research materials. Students draw or sketch what is seen next to the appropriate...
Serendip
Genetics
A handout on genetic inheritance begins with a reading on alleles and how they can result in albinism. Junior geneticists learn to complete Punnett squares and participate in a coin toss simulation of allele pairing. They also learn...