Sign Up For Our Newsletter
Email:

Gateway Biology

advertisement

Gateway - Biology

Interactive sites to help students practice skills needed for the Biology Gateway exam

Cells | Interactions | Photosynthesis and Respiration
Genetics and Biotechnology | Diversity | Biological Evolution



Tennessee Item Sampler | Tennessee Practice Test This is an Adobe Acrobat .pdf document Indiana Item Sampler
Released tests - Texas Assessment of Academic Skills [ EOC Biology ] (TAAS) Spring 2002 | Spring 2001 | Spring 2000
Virginia SOL 2000 | 2001 | 2002 | 2003 | 2004 | 2005 This is an Adobe Acrobat document




a site for teachers | a PowerPoint show | This is an Adobe Acrobat document Adobe Acrobat document | a Word document
sound | video format | This site is interactive and allows students to play a game or input or collect data interactive lesson | a quiz | lesson plan | to print
Online Biology Book - every chapter is filled with great illustrations
Interactive Animations - Anatomy & Physiology I - Animations, Movies & Interactive Tutorial Links
Twelve Biology Lab Bench activities from Prentice Hall
Standard 1 Cells
The student will investigate the structures and functions of cell membranes, organelles, and component biomolecules as related to cell processes.
Level 1

Identify major cell organelles, given a diagram.

Distinguish between plant and animal cells given diagrams.

  1. 3D Cells - Learn about cell structure and function by viewing QuickTime movies and interacting with 3D worlds. This site is interactive and allows students to play a game or input or collect data
  2. An index of cell structure animations
  3. Animal Cell Anatomy - a good clean drawing from Enchanted Learning
  4. Animal Cells or Plant Cells - Bacteria Cells - Roll your cursor over parts of a cell drawing to see the name, or follow a link for more information This site is interactive and allows students to play a game or input or collect data
  5. Animal and Plant Cells -
  6. Clickable Eukaryotic Animal Cell - To identify each of the structures or organelles within these cells, click on the blue terms. This site is interactive and allows students to play a game or input or collect data
  7. Cell Biology A Virtual Tour This site is interactive and allows students to play a game or input or collect data
  8. Cell Structure - This site is part of a New York review site for their Regents exam.
  9. Index of Cell Resources at Enchanted Learning - plants, animals, and bacteria ( Caution : Some resources are only for members )
  10. Make a Model of a Cell - The purpose of this lab is to make a 3D model of a cell in order to better understand the parts and workings of a cell.
  11. Organelle Quiz - Correct each error by clicking on the incorrect word or phrase. Correct picks will result in the insertion of the correct word or phrase above the error.
Predict the movement of water molecules across the cell membrane
  1. Diffusion and Osmosis - Not interactive, but this page provides good illustrations
  2. Diffusion and Osmosis from the Lab Bench at Prentice Hall - several chapters, each with excellent animations This site is interactive and allows students to play a game or input or collect data
Sequence a series of diagrams depicting the movement of chromosomes during mitosis.
  1. An index of Mitosis/Meiosis animations
  2. The Cell Cycle & Mitosis Tutorial - Interphase and Mitosis diagrams with a link to a mitosis movie at the bottom of the page.
  3. Cell Cycle Quiz - Correct each error by clicking on the incorrect word or phrase. Correct picks will result in the insertion of the correct word or phrase above the error.
  4. Learn the steps in mitosis with a set of excellent images.
  5. Learn the steps in mitosis with an interactive Java tutorial This site is interactive and allows students to play a game or input or collect data
  6. Interactive Mitosis Tutorial - requires Shockwave This site is interactive and allows students to play a game or input or collect data
  7. Animal Cell Mitosis - This animation demonstrates the stages of mitosis in an animal cell. This site is interactive and allows students to play a game or input or collect data
  8. Mitosis animation - a follow up quiz is included This site is interactive and allows students to play a game or input or collect data
  9. How Cells Divide - a great interactive site from Nova This site is interactive and allows students to play a game or input or collect data
  10. Mitosis & Meiosis from the Lab Bench at Prentice Hall This site is interactive and allows students to play a game or input or collect data
Demonstrate appropriate use and care of compound light microscopes
  1. The Compound Light Microscope
  2. How To Use A Microscope Properly ! Tricks of the trade that were designed to make your life easier!
  3. Micro*scope - a microscopic image database that contains over 6,500 images and over 3,000 descriptions
  4. Microscope use and proper care from a science lab procedure tutorial
Prepare wet mount slides
  1. Basic Wet Mount
  2. Dry mounts, wet mounts and staining
  3. Zebrina Leaf and a Wet Mount
Model or observe the movement of chromosomes during meiosis
  1. An index of Mitosis/Meiosis animations
  2. Meiosis tutorial - This exercise is designed to help you understand the events that occur in process of meiosis, which takes place to produce our gametes.
Create a time line that traces the development of microscopes
  1. Nobel E-Museum presents a microscope timeline
  2. Antique microscopes
  3. The History of the Microscope
  4. Benjamin Martin, an Eighteenth Century English instrument maker , is considered one the greatest designers and manufacturers of microscopes of his time.
  5. A short history of the microscope
Level 2
Distinguish proteins, carbohydrates, lipids, and nucleic acids, given structural diagrams
  1. Chemistry of Life - a University of Arizona web site
Identify a positive test for carbohydrates and lipids when given an experimental procedure, data, and results
  1. Carbohydrates, lipids and proteins and how to test for the presence of these organic molecules
Distinguish between active and passive transport, given examples of different molecules
  1. An index of a dozen cellular transport animations
  2. Interactive Passive or Active Transport This site is interactive and allows students to play a game or input or collect data
  3. Comparison of passive and active transport
  4. Passive Transport Versus Active Transport
Determine the number of chromosomes following mitosis or meiosis, given the number of chromosomes in the original cell
  1. E-LAB-Mitosis and Meiosis
  2. A diagram comparing and contrasting mitosis and meiosis
  3. Mitosis and Meiosis - from the Lab Bench at Prentice Hall - several chapters, each with excellent animations This site is interactive and allows students to play a game or input or collect data
Recognize the significance of homeostasis to the viability of humans and other organisms, given the definition of homeostasis
  1. Homeostasis and Negative Feedback
  2. Homeostasis - Control Systems
  3. Review of homeostasis by the New York Regents Exam review site
Calculate the ratio of cell surface area to cell volume
  1. The Sizes of Living Things - Thinking about the Surface Area
  2. SA/V Ratio and Rate of Diffusion - a lab posted by NSTA
  3. Modeling limits to cell size - a lab
Standard 2 Interactions
The student will investigate the interactions of organisms with their environment through different relationships, population dynamics, and patterns of behavior.
Level 1

Identify commensalism, parasitism, and mutualism, given a scenario with examples.

  1. Mutualism and commensalism - simple definitions and a list of links to use
  2. Symbiosis
Classify organisms as producers, consumers, or decomposers, given their behaviors and environment.
Describe the niche and habitat of an organism in an ecosystem.

Level 2
Determine the effects of human activities on ecosystems
  1. Global Warming from the U. S. EPA
  2. Infrared Map of the Earth - Greenhouse Effect
  3. Paleo Perspective on Global Warming
  4. Warnings from the Ice - from NOVA
Level 3
Investigate factors that influence Hardy-Weinberg equilibrium
  1. The Hardy-Weinberg Equation - If you know the frequency of an allele that causes a trait you can use an equation to make predictions - use this interactive lab to explore the Hardy-Weinberg Equation This site is interactive and allows students to play a game or input or collect data
  2. Hardy-Weinberg Equilibrium Model
  3. Java applets illustrating gene dropping - There are two applets, each contain the same ten pedigrees. This site is interactive and allows students to play a game or input or collect data
  4. Population and Evolutionary Genetics - The Hardy-Weinberg Law
  5. Understanding a Gene Pool - You will make a model gene pool based on an initial assumed population, collect data to test the Hardy-Weinberg principle, compare your data to predictions in a cross-multiplication table, and use a model gene pool to examine the change in allele frequencies caused by harmful genotypes in a given environment.
Standard 3 Photosynthesis and Respiration
The student will compare and contrast the biochemical processes involved in the transfer of energy during photosynthesis and respiration and analyze the major chemical cycles in the biosphere.
Photosynthesis and the Web: 2008 - This review presents relevant information on photosynthesis-related web sites
Level 1

Identify the reactants and products of photosynthesis and respiration, given the equations

  1. An index of cellular respiration animations
  2. The Energy Relationships in Cellular Respiration and Photosynthesis : the Balance Sheet
  3. Photosynthesis - a large document with lots of good illustrations
  4. Photosynthesis Study Guide - No answers, but good review questions to test your knowledge.
Identify the cell organelle in which photosynthesis occurs, given a diagram of a plant
  1. Cell Organelles: The Chloroplast This site is interactive and allows students to play a game or input or collect data
  2. Plant Pigments and Photosynthesis - from the Lab Bench at Prentice Hall - several chapters, each with excellent animations This site is interactive and allows students to play a game or input or collect data
Interpret a diagram of the oxygen-carbon dioxide cycle, given a diagram
  1. Understanding the Global Carbon Cycle
Identify and explore the chloroplasts in a leaf such as Elodea
  1. Chloroplasts of Elodea
  2. An index of Elodea images
  3. A photograph of Elodea with a pointer directed at the cell wall between two cells
Model or illustrate the paths of water, oxygen, nitrogen, and carbon dioxide through a plant
  1. Transpiration - transfer of water from plants to the atmosphere
Level 2
Distinguish between aerobic and anaerobic respiration in terms of the presence or absence of oxygen and ATP produced
  1. An index of cellular respiration animations
  2. Aerobic and Anaerobic Respiration - an interactive, animated exploration of cellular respiration This site is interactive and allows students to play a game or input or collect data
  3. Aerobic Respiration
  4. Cell Respiration - from the Lab Bench at Prentice Hall - several chapters, each with excellent animations This site is interactive and allows students to play a game or input or collect data
Relate the interdependence of the processes of photosynthesis and respiration to living organisms, given a diagram or a description
Construct charts comparing reactants, products, and energy transfer in photosynthesis and respiration
  1. Photosynthesis and cellular respiration - this site includes many excellent images
  2. Photosynthesis, the beginning of energy's flow through life
Sequence the major events of cellular respiration and anaerobic respiration
  1. Overview of Cellular Respiration - Clickable map for brief explanations
  2. Cellular Respiration - a review from PinkMonkey.com
Level 3
Compare the efficiency of aerobic and anaerobic respiration
  1. Aerobic respiration is by far the most efficient method
  2. Catabolism: aerobic & anaerobic respiration
Produce concept maps of the major events occurring in the light dependent and light independent reactions
  1. Light Reaction: The Map - an image map with clickable areas This site is interactive and allows students to play a game or input or collect data
  2. What process limits the rate of photosynthesis at low light levels
  3. Relationship between the Light Dependent and Light Independent reactions
Recognize the transfer of energy from respiration to cellular work, given an equation or diagram of the ATP cycle
  1. Using Chemical Energy to Drive Metabolism
Standard 4 Genetics and Biotechnology
The student will investigate the concepts of genetics and heredity, different methods of reproduction, patterns of inheritance, and genetic disorders; as well as, explore and evaluate DNA technologies from both a scientific and ethical perspective.

Genetics Education Center - for educators interested in human genetics and the human genome project
DNA Interactive - includes an interactive timeline and 15 lesson plans

Level 1
Distinguish between asexual and sexual methods of reproduction
  1. Asexual Reproduction from the New York Regents Test prep site
  2. Sexual Reproduction from the New York Regents Test prep site
Identify the dominant trait, given the results of a monohybrid cross
  1. Mendel's Monohybrid Cross
  2. Monohybrid Cross Problem Set - The following problems have multiple choice answers. Correct answers are reinforced with a brief explanation. Incorrect answers are linked to tutorials to help solve the problem.
  3. Monohybrid Cross - an interesting interactive site This site is interactive and allows students to play a game or input or collect data
Determine the genotype and phenotype of a monohybrid cross, given a Punnet square
  1. Model For A Monohybrid Cross Exhibiting Simple Dominance
  2. Dragon Genetics . This activity explores the relationship between genotype and phenotype, using both sex-linked and autosomal dominant and recessive traits. By manipulating alleles (genotype), you create corresponding changes in the dragon's physical appearance (phenotype). This site is interactive and allows students to play a game or input or collect data
  3. Greenomes - laboratory and bioinformatics exercises to introduce students to modern plant genetics This site is interactive and allows students to play a game or input or collect data
  4. Mendel's Peas Web Lab - The Princess and the Wrinkled Peas. This site is interactive and allows students to play a game or input or collect data
Construct a model of DNA
  1. Computer Model of the DNA Helix
  2. The Nucleic Acids
  3. Extract Your Own DNA - You can see your own DNA with the unaided eye. Using this simple PowerPoint, your students will learn how to extract and view their own DNA. (easy-to-follow instructions for a great, hands-on learning experience)
  4. How to make a model of DNA - This model can be tough to make, but well worth the effort. You'll learn some great science along the way too!
  5. An index of DNA replication animations
  6. Make a Candy Model of DNA - (learn how the nucleotides are formed, and how it all fits together) This model can be used to show replication, splicing, and other functions involving the DNA double helix.
Distinguish between dominant and recessive traits given the results of a monohybrid cross
  1. Dominant and Recessive Traits - a worksheet
Level 2
Recognize the two major functions of DNA - replication and protein synthesis
  1. An index of protein synthesis animations
  2. DNA from the Beginning – This site is organized around key concepts. The science behind each concept is explained by: animation, image gallery, video interviews, problem, biographies, and links. This site is interactive and allows students to play a game or input or collect data
  3. DNA Replicating Itself - from the Graphics Gallery
  4. DNA Replication - the short story - using a zipper as an example
  5. DNA Workshop - The activity in this section places you within the cell, involving you with the processes of DNA replication and protein synthesis. This site is interactive and allows students to play a game or input or collect data
  6. DNA Replication - a good animation
Identify the sex chromosomes in humans and recognize inheritance patterns that are sex-linked
  1. Sex-Linked Inheritance Problem Set - The following problems have multiple choice answers. Correct answers are reinforced with a brief explanation. Incorrect answers are linked to tutorials to help solve the problem.
  2. Inheritance patterns of mongenic disorders
  3. Your Genes, Your Health - a multimedia guide to genetic disorders
Analyze modes of inheritance including co-dominance, incomplete dominance, polygenic, and multiple alleles
  1. Principal features of the five basic Mendelian inheritance patterns
  2. Incomplete dominance - an interactive problem set This site is interactive and allows students to play a game or input or collect data
  3. Analogy for a Polygenic Trait with a Single Locus of Large Effect
Describe and analyze DNA fingerprinting using an illustration of DNA bands
  1. Genetic Origins - The study of human evolution begins with your DNA. This site is interactive and allows students to play a game or input or collect data
  2. How DNA Evidence Works
  3. Create a DNA Fingerprint - from NOVA OnLine This site is interactive and allows students to play a game or input or collect data
Model the processes of replication, transcription, and translation
  1. DNA Replication - DNA makes DNA
  2. Gene Expression: Transcription
  3. Gene Translation: RNA -> Protein
  4. Java applets illustrating gene dropping - There are two applets, each contain the same ten pedigrees. This site is interactive and allows students to play a game or input or collect data
  5. Molecular Biology - from the Lab Bench at Prentice Hall - several chapters, each with excellent animations, plus a quiz. This site is interactive and allows students to play a game or input or collect data
Construct a dihybrid cross and predict genotypic and phenotypic ratios
  1. Dihybrid Cross Problem Set
  2. Dihybrid Cross Problem 2 - When does a phenotype ratio of 9:3:3:1 occur?
  3. Genetics Practice Problems - includes monohybrid cross, testcross, incomplete dominance, dihybrid cross, multiple alleles and codominance, trihybrid cross, sex-linked genes, sex-influenced traits, epistasis This site is interactive and allows students to play a game or input or collect data
  4. Interactive dihybrid cross - two characteristics (seed color and seed texture) are considered. This site is interactive and allows students to play a game or input or collect data
  5. Punnett Square examples - for Monohybrid and Dihybrid crosses This site is interactive and allows students to play a game or input or collect data
Level 3
Manipulate a model of DNA to show different types of mutation
Analyze/construct a karyotype and identify abnormalities for chromosome number, deletions, and translocations
  1. Karyotyping Activity This site is interactive and allows students to play a game or input or collect data
  2. The extra copy of chromosome 21 in this karyotype identifies this individual as having Down's syndrome .
  3. What Can Our Chromosomes Tell Us? - a look at a karyotype
Standard 5 Diversity
The student will investigate the diversity of organisms by analyzing systems of classification, exploring diverse environments, and comparing life cycles.
Level 1
Infer animals or plants indigenous to an environment, given pictures or diagrams of the organisms and a description of the environment
  1. Introduction to Biomes - provides a listing of the food web in each biome
Infer the biome in which an animal or plant lives, given a description of the organism and pictures of various biomes
  1. The World's Biomes : Freshwater , Marine , Deserts , Forests , Grasslands , Tundra
  2. Biome Summary
  3. Biomes of the World from the Missouri Botanical Garden
  4. Habitats/Biomes from Enchanted Learning - provides a good summary of biome characteristics
Infer the relatedness of different organisms using the Linnean system of classification, given pictures of a variety of different plants or animals and a key to classification of organisms
  1. Carl von Linne and the Linnean System of Nomenclature
  2. An Introduction to the Principles of Taxonomy
Develop a rationale for a system of classification, given a group of objects to classify
  1. Animal and Plant Classification - [ this link opens on a new page ] This site is interactive and allows students to play a game or input or collect data
  2. Classification of Plants & Animals from the Franklin Institute Online
  3. Classifying Critters - a series of classification challenges This site is interactive and allows students to play a game or input or collect data
  4. Classifying Critters - a short page of information with fifteen links to other sites with lots of information about "critters" [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
Predict the types of plants and animals indigenous to a biome by determining the characteristics of the biome
  1. Biome Summary
Level 2
Determine the genus and species of an organism, given a dichotomous key containing descriptions of the characteristic of each classification level
  1. Dichotomous Keys - Prepared by: Laurie Kleager
  2. Make a Dichotomous Key - Classroom Activity at Enchanted Learning
  3. Key to macro invertebrate life in a pond. After you see the key, go to the Aquatic Critter Key and try your skill. This site is interactive and allows students to play a game or input or collect data
  4. What Tree is it? - a dichotomous key to use for tree identification This site is interactive and allows students to play a game or input or collect data
Determine whether an insect undergoes complete or incomplete metamorphosis, given pictures or diagrams of the insect in its stages of development
  1. Insect Metamorphosis - after learning about metamorphosis students visit selected web sites to determine whether each insect undergoes complete or incomplete metamorphosis
  2. Insect Growth and Metamorphosis
Infer the body symmetry of an organism, given a diagram or picture of the organism
  1. Finding Lines of Symmetry - from a Geometry lesson
  2. Symmetry - Video showing animals with symmetry and asymmetry.
Model body plans with asymmetry, radial, and bilateral symmetry
  1. Mirror Symmetry
  2. Forward Motion: Bilateral Symmetry
  3. Spherical Symmetry
Classify a group of organisms given a dichotomous key with characteristics of the organisms
  1. Make a Dichotomous Key - Classroom Activity at Enchanted Learning
  2. Key to macro invertebrate life in a pond. After you see the key, go to the Aquatic Critter Key and try your skill. This site is interactive and allows students to play a game or input or collect data
Level 3
Compare and contrast life cycles of various organisms to include alternation of generations
  1. Alternation of Generations
Standard 6 Biological Evolution
The student will investigate the forces of natural selection on the development of organisms and examine the evidence for biological evolution.
Level 1
A library of topics related to evolution is hosted by WGBH, a PBS station
Differentiate between the relative age of various fossils in sedimentary rock, given a diagram of rock strata
  1. The Fossil Record - a lesson plan from Discovery.com
  2. Geologic Time from USGS
Predict how environmental changes will encourage or discourage the formation of a new species or extinction of an existing species
  1. Biological consequences of global warming : - article This is an Adobe Acrobat document
  2. Climate Change Information Kit - Article by Intergovernmental Panel on Climate Change (IPCC) which engages hundreds of the world’s leading experts in reviewing the most up-to-date, peer-reviewed literature on the scientific and technical aspects of climate change
Compare and contrast the processes of fossil formation
  1. Ways in which a fossil may be formed - several good images are included
  2. How Fossils Form - from EnchantedLearning.com
Level 2
Compare homologous structures in species to determine the relatedness of certain species
  1. Evolution - evidence from living organisms
  2. Fingerprinting: a Lesson on Classification - comparing charactristics to develop a system of classification
  3. The "Nuts and Bolts" of Taxonomy and Classification - This exercise illustrates the creativity involved in taxonomy and the roles form and function, ancestral traits and derived characters play in generating classification schemes.
Differentiate between natural selection and selective breeding
  1. Make it a Habitat - consider the adaptation of life forms through natural selection
Calculate the approximate age of a fossil, given the amount of Carbon 14 atoms found in the fossil and the half-life of C-14
  1. Carbon 14 Dating Calculator - Find the years that have elapsed from how much Carbon 14 remains or find the percent of Carbon 14 remaining after a given number of years. This site is interactive and allows students to play a game or input or collect data
  2. Use the % C-14 in a table to assign dates to events - A lesson which makes use of the C14 calculator above
  3. Radiometric Dating and the Geological Time Scale
  4. C 14 Quiz - Press the continue button to generate true or false statements about C 14 then answer a series of questions.
View embryos of different vertebrates to compare their early embryonic development to show relatedness
  1. Haeckel and the Vertebrate Archetype
  2. The embryonic development of all vertebrates shows remarkable similarities
  3. Which embryo is human? - DNA and the Developing Embryo This site is interactive and allows students to play a game or input or collect data
Predict the role of mutations in the survival of a population
  1. Biological Evolution Quiz - testing the concept of replicators as the concept relates to genes and their roles in evolution.
  2. Birds, Beaks, and Natural Selection - A Simulation This is an Adobe Acrobat .pdf document
  3. DNA Mutations - excellent illustrations and animations from Cancer Quest
Level 3
Recognize the relatedness of species using DNA strands
  1. Destination: Galapagos Islands - Cyber Field Trip Student Activity - "DNA Adventure: The Web of Life"
Develop a time line that depicts change of organisms through time
  1. Hominid Species Timeline - A chronological chart which shows the main Hominid species (apes in blue, human species in red) and their approximate relationships in time
  2. Evolutionary and Geological Timelines
  3. Hominid species - the evolution timeline
  4. Human evolution timeline - move the slider forward and backward to move through time, or roll your cursor over a specimen to learn more about that species This site is interactive and allows students to play a game or input or collect data
  5. Evolution of the Universe - The incredible story of you ! (three timelines are available - choose by clicking on the timeline index)
  6. Evolution timeline from Time.com
  7. Origins of Humankind - from WGBH, a PBS station in Boston
  8. Human Evolution: The fossil evidence in 3D - UCSB online 3D gallery of modern primate relatives and fossil ancestors of humans. This gallery contains five modern primate crania, and five fossil crania. The crania can be rotated 360 degrees.
  9. A Pictorial History of Life on Earth
  10. Geologic Time Scale from Enchanted Learning

 

 

Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles.
 

  

advertisement

advertisement

Use of this Web site constitutes acceptance of our Terms of Service and Privacy Policy

133222866 US 1