DNA and the Genome

• Why is it important to understand the human genome?

  It helps in searching for disease-linked genes
• What type of biology course requires more detail on DNA structure?

  Triple biology
• 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 our inherited features
• What is the structure of DNA described as?

  A double helix
• What does each strand of DNA consist of?

  A polymer made of smaller molecules
• 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
• How many genes does chromosome 9 have?

  Well over 700 different genes
• What do both chromosomes in a pair 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 is one benefit of understanding the human genome?

  Helps search for disease-linked genes
• How can understanding the human genome help with inherited disorders?

  It aids in understanding and treating them
• How can the human genome be used in tracing human migration?

  It helps discover ancestry and migration patterns