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Leaving certificate biology
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Unit 1Ecology theory5 Topics|1 Quiz
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Nutrient recycling4 Topics|1 Quiz
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Ecological relationships and population dynamics2 Topics
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Human impact on the ecosystem2 Topics
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Study of a grassland ecosystem3 Topics
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Responses in the Flowering Plant4 Topics|1 Quiz
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Unit 3Sexual reproduction in the flowering plant1 Topic
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The human reproductive system3 Topics
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The menstrual cycle2 Topics
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Pregnancy2 Topics
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The circulatory system4 Topics
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Blood5 Topics
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The heart5 Topics
Lesson 8, Topic 3
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The Female reproductive system
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The female reproductive system

The ovaries
- Produce eggs between the ages of 11 (puberty) and 55 (menopause)
- They produce the hormones oestrogen and progesterone
The Graafian follicle
- Produce oestrogen and progesterone
- Site of the development of the egg
The fallopian tube
- Collects the egg when it is released from the ovary
- Contains cilia that move the egg along towards the uterus
- The egg may be fertilised in the Fallopian tube
Uterus (womb)
- The site where the embryo or foetus is nourished during pregnancy
- The wall of the uterus is made of involuntary muscle
- The lining of the uterus is called the endometrium, which is is a soft, spongy tissue that helps to nourish the embryo
The cervix
- The neck of the uterus is called the cervix
- This is the opening through which sperm may enter and out through which the baby is born
The vagina
- The vagina is a muscular tube in which sperm are placed during intercourse.
- It is also the route by which the baby is born