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The Cell Membrane
In this cell membrane worksheet, students use the Nelson Biology text to complete the blanks. Students then sketch and label two figures found within the text.
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Toxicology and Living Systems
Learners investigate how toxic chemicals affect biological systems. They determine the toxic dose of a chemical that inhibits seed germination in a Brassica rapa. They investigate the effect of environmental tobacco smoke on human lung...
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Genetic Engineering/Biotechnology
Learners create a paper model of a plasmid and insert a DNA molecule that contains a specific gene into the plasmid. They complete an actual transformation involving E. coli bacterium and relate the two activities to one another.
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COMPARISON OF FOUR-, SIX-, AND EIGHT-bp CUTS IN CALF THYMUS DNA
Students use this laboratory exercise, restriction enzymes to recognize a four-, six-, and eight-nucleotide sequence. Assuming that the four component nucleotides (A, C, T, G) are distributed randomly within a DNA molecule, then any...
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Genetic Vocabulary
In this genetics learning exercise, learners compare structures of molecules, compare the function of genetic enzymes, and compare transcription and translation. This learning exercise has 2 multiple choice and 20 matching questions.
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USING YEAST AS AN ULTRAVIOLET LIGHT MEASUREMENT TOOL
Pupils realize the importance of organisms as standards of measurement and experimentation.The first lab is a simple survival curve that demonstrates the effects of UV light on cells. The second lab looks at repair mechanisms of the DNA...
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Constructing a Phylogenetic Tree Using DNA Sequence Data
Students analyze DNA sequence differences between organisms in order to establish a reasonable picture of the evolutionary relationships between them. They take the role of molecular biologists and make genetic changes and constructing...
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Simulation of Gene Splicing
Learners use the exercise as a prelude to a "wet" lab or as a substitute for such a lab. It correlates well with colony transformation labs. This lab is recommended for students what have difficulty with the abstractions that genetic...
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Science Lessons for Grade 10
Tenth graders identify the parts and functions of the cell. In this series of science lessons, 10th graders investigate crystal formation in covalent compounds. They investigate the factors affecting reaction rates.
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Homeostasis and Cell Transport
In this homeostasis worksheet, students complete a crossword puzzle with 22 question on homeostasis and cell transport. They identify the different ways substances are transported in and out of the cell.
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To Smell or Not to Smell, That is the Ester
Students explain the basic concepts of polymerization. Students participate in a lab to create a crude preparation of carboxyl esterase and test its effectiveness in reducing the residual monomer in an emulsion such as paint.
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Cell physiology and chemistry
Students design an experiment to discriminate between chemical diffusion, osmosis, facilitated diffusion and active transport through a membrane. Be specific about predictions and interpretations!
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Polymerization Experiments
Students explain the process of polymerization. For this chemistry lesson, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.
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DNA and RNA Structure and Transcription
Students compare and contrast the structure of RNA and DNA.They summarize the process of transcription and translation. The instructional activity uses an inquiry model and the use of codes in DNA.
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Extraction of DNA from White Onion
Students conduct lab test with minced onion to determine where chromosonal DNA is located within the cell, and whether or not it can be extracted.
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Photosynthesis Lesson Plans
You can teach students about the importance of plants and the process of photosynthesis with motivating lesson plans. Follow along and find out how one science teacher uses experiments, stories, and her love of plants to get kids excited...
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Investigating Factors That Affect Cell Membrane Permeability
Cell membranes and the factors that affect its integrity are studied, with Beet tissue used as the model. A poster to display findings of the permeability of the membranes would clarify understanding and also allow a layer of language...
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New York City Water Quality Assessment Project
Young scholars investigate the chemistry of water and how its molecular structure supports life through its biochemcial, physical, and environmental roles. They investigate the quality of water as it interacts with the environment. ...
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Molecular Architecture
High schoolers cuminate their study of molecular structure and bonding with this activity.
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Homologous Shoes
Students examine the concept of homology by observing their shoes and those of their classmates. They summarize the observations of everyone's shoes relating it to chromosomes in cells. They share their observations with the class.
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An Introduction to DNA (PowerPoint)
Learners are introduced to the structure of DNA, nomenclature, and the chemical basis for DNA through a PowerPoint lecture. PowerPoint is included as well as review questions over the presentation.
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SEPARATION OF A STARCH-GLUCOSE MIXTURE USING GEL FILTRATION
Students make a starch-glucose solution and pour it through gel in order to separate the starch from the glucose. They examine how starch is a larger molecule than glucose and test for the presence of these substances using other...
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Hazard Mitigation: Bioterrorism
Students discuss different ways to spread infectious diseases. In this bioterrorism lesson, students model the rate of smoke emission using CalRoad software. They analyze the effects of airborne release of biological...
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Cloning of Plasmid and Spinach DNA
Students ligate fragments of genomic DNA from spinach into a vector plasmid. They perform a restriction enzyme digestion. Student use a ligated DNA molecule to transform E. coli cells. Students analyze their procedures and outcome of...