MyScienceLab
Genetics

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Genetics in the News!

Genetics news
Headlines provided by Moreover

DNA and RNA
  • What is the relationship between genes and DNA?
  • What is the overall structure of the DNA molecule?
  1. NOTES: Nucleic Acids- the structure of DNA and RNA
  2. NOTES: Overview of the discovery of DNA and its structure
  3. NOTES: How was it determined that DNA is the molecule of heredity?
  4. ACTIVITY: This site is a really good overview of DNA, Proteins, Heredity and Chromosomes -Use this website with the Genetics Overview Activity worksheet.
  5. EXPLORE: Extracting DNA Lab -Instructions for Extracting DNA from food.
Chromosomes and DNA Replication
  • How does the DNA molecule relate to chromosome structure?
  • What are the events of DNA replication?
  1. ACTIVITY: Tutorial on DNA Replication Interactive tutorial on how DNA replicates.
  2. ACTIVITY: DNA Workshop- Use this interactive activity to learn more about DNA Replication.

RNA and Protein Synthesis

  • How does RNA differ from DNA?
  • Can you identify and describe the three main types of RNA?
  • What happens during the process of transcription?
  • What happens during the process of translation?
  • How does the genetic code of DNA relate to protein synthesis?
  1. Activity: Transcription Tutorial Interactive tutorial on transcription.
  2. Activity: Translation Tutorial- Interactive tutorial on translation.
  3. Activity: DNA Workshop- Use this interactive activity to learn more about Protein Synthesis
  4. Activity: Protein synthesis tutorial - Another activity to help you learn about protein sythesis

Mutations

  • What is the difference between gene mutations and chromosomal mutations?
  • What is a typical gene?
  • How are most eukaryotic genes are controlled?
  • How does gene regulation change during development of an organism?
Genetic Engineering

Changing the Living World

  • What is the purpose of selective breeding?
  • What are two techniques used in selective breeding?
  • What kind of variations might people desire?
  1. Activity: Harvest of Fear Companion Website- Read about genetically modified foods and complete the activity on selective breeding.

Manipulating DNA

  • How do scientists manipulate DNA?             

  • What happens during transformation?

  • How you can tell if a transformation experiment has been successful?             

Applications of Genetic Engineering

  • What is the usefulness of some transgenic organisms to humans?
  • What are the main steps in cloning?
  • What are the ethical issues of genetic engineering and cloning?
  1. Activity: Cloning Tutorials - Check out these two interactive activities on "What is Cloning?" and "Click and Clone!"

The Work of Gregor Mendel

  • How did Mendel study the inheritance in peas?
  • Summarize Mendel's conclusion about inheritance.
  • What is the principle of dominance?
  • What happens during segregation?
  1. NOTES: Discover the history of Mendel
  2. ACTIVITY: Online Lab on Mendels peas
  3. ACTIVITY: Online Lab comparing phenotype and genotype
  4. ACTIVITY: What is Genetics?

 

Probability and Punnett

  • How do geneticists use the principles of probability?
  • How do geneticists use Punnett squares?

 

Exploring Mendelian Genetics

  • What is the principle of independent assortment?
  • What are the other inheritance patterns that exist aside from simple dominance?
  • Explain how Mendel's principles apply to all organisms.
  1. NOTES: Genetics and Inheritance Patterns
  2. ACTIVITY: Inheritance of eye color

 

Meiosis

  • Compare and contrast the chromosome number of body cells and gametes.
  • What are the events of meiosis?
  • What are the differences between meiosis and mitosis?
  1. ACTIVITY: Complete the tutorial on Meiosis.
  2. ACTIVITY: Mitosis vs. Meiosis Animation- Use this animation to compare and contrast these two process. 
  3. ACTIVITY: Watch this creative meiosis animation.

Linkage and Gene Maps

  • Identify the structures that actually assort independently.
  • How are gene maps produced?

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DNA
The shape of the DNA molecule is a double helix.  Who discovered the shape of the DNA molecule?
What was Rosalind Franklins role in the discovery of the shape of DNA?
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Human Heredity

  • What are the types of human chromosomes in a karyotype?
  • How is gender determined?
  • How can a pedigrees be used to study human traits?                     
  • What are some examples of the inheritance of human traits.
  • How can small changes in DNA cause genetic disorders? 
  1. Notes: Genetic Disorders Library Website- This is an excellent resource for a wide variety of genetic disorders.
  2. Notes: Genetics Home Reference: A guide to understanding genetic conditions.

  3. Notes: Genetics Science Learning Center Website

  4. DO: Analyze Human Karyotypes Activity

Human Chromosomes

  • What are the characteristics of human chromosomes?
  • Can you describe some sex-linked disorders and explain why they are more common in males than in females?
  • What is the the process of X-chromosome inactivation?
  • How does nondisjunction occur and what problems does it cause?
  1. Explore: Why is color blindness more common in males?  Read about how we see color and the genetics behind color blindness.

 Human Molecular Genetics

  • What are the methods of human DNA analysis?
  • What was the goal of the Human Genome Project?
  • How can researchers use this information to cure genetic disorders?
  1. Activity: Human Genome Landmarks Companion Website - Use this hyperlink to explore the different genes that have been located on each gene through the Human Genome Project. 
  2. Activity: Nova: Cracking the Code of Life Website - Watch portions of this very informative video online. Learn how they completed the Human Genome Project.
  3. Activity: Online Lab - Gel Electrophoresis Tutorial- Learn how to identify an individuals DNA
  4. Activity: Online Lab DNA Fingerprinting Activity - Conduct a DNA fingerprinting activity just like a CSI investigator!

 

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