Sunday, September 18, 2011

3.2


  • Oestrogen and progesterone are both examples of hormones.
  • Hormones is produce in a structure of endocrine gland, hormones will travel through the blood to it target which is tissues. Target tissues hormones will effect.
  • The ovary produces oestrogen which has effect of the thickness and effect number 2. is the effect to the brain which causes the ovary to release an egg.
  • Produces progesterone.
  • The end of the cycle is called the menstrual period.

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