Human reproduction

• what are primary sex characteri?

  ovaries in girls and testes in boys. They make the sex hormones and gametes
• What are secondary sex characteristics?

  Those that occur during puberty
• What are the signs of human reproduction in girls?

  • Breasts develop
  • Fat deposits around hips, buttocks and thighs
  • Ovaries start to form mature eggs monthly
  • Uterus grows and becomes active
  • Menstruation begins
• What are he signs of human reproduction in boys?

  • facial hair develops
  • Muscles and male body develops (wide shoulders and chest)
  • Testes grow and start producing sperm
  • Larynx grows and voice breaks
• What are the signs of human reproduction in girls and boys?

  • growth spurt
  • Pubic and body hair grows
  • External genitalia grow and skin darkens
  • Brain matures
• This is the human reproduction of a female

  
• This is the human reproduction of a male