DNA and the genome

• Why is it important to understand the human genome?

  It helps in disease research and treatment
• Where are chromosomes found in cells?

  In the nucleus
• What do chromosomes contain?

  The molecule DNA
• Why is DNA referred to as genetic material?

  It determines inherited features
• What is the structure of DNA described as?

  A double helix
• What is each strand of DNA made of?

  Lots of smaller molecules joined together
• What is a gene?

  A small section of DNA on a chromosome
• What does the blood type gene determine?

  The sequence of amino acids for blood type protein
• What do both chromosomes in a pair have in common?

  They have the same genes
• What is the genome?

  The entire genetic material of an organism
• What is the human genome?

  The entire genetic material that makes a human
• What can understanding the human genome help us search for?

  Genes linked to diseases
• How can the human genome help with inherited disorders?

  It aids in understanding and treatment
• What can we trace using the human genome?

  Human migration patterns from the past
• What can studying the human genome help people discover?

  Their ancestry
• What are the benefits of understanding the human genome?

  • Search for disease-linked genes
  • Understand and treat inherited disorders
  • Trace human migration patterns
• What are the key components of DNA structure?

  • Two strands
  • Double helix formation
  • Made of smaller molecules