Chromosomes

• What are chromosomes made of?

  Coils of DNA
• What is a gene?


  A short section of DNA that codes for a protein and controls a characteristic
• How many pairs of chromosomes do humans have in each body cell?


  23 pairs (46 chromosomes total)
• How many chromosomes are in gamete cells?


  23
• How do humans inherit chromosomes?


  One chromosome from your mother, one chromosome from your father
• What is the total number of chromosomes in each human cell?


  46 chromosomes
• What are sex cells also known as?


  Gametes
• What is the difference in chromosome number between body cells and gametes?


  Body cells have 46 in total whereas gametes have 23 in total