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QAHS Reproduction
QAHS Std Gd Reproduction
| Definition | Word/Phrase |
|---|---|
| The male sex cell. | Sperm |
| The female sex cell. | Egg |
| Part of the sex cell which contains genetic information. | Nucleus |
| Part of the sex cell which provides energy for growth. | Food store |
| Part of the sex cell which allows sperm to move. | Tail |
| Fertilisation which occurs outside the female's body. | External Fertilisation |
| Fertilisation which occurs inside the female's body. | Internal Fertilisation |
| Organ which provides food for newly hatched fish. | Yolk sac |
| Organ which provides food for embryo fish inside the egg. | Yolk |
| Process by which an egg is released from an ovary. | Ovulation |
| Process in which the nucleus of the female sex cell and the nucleus of the male sex cell join together. | Fertilisation |
| Process by which the number of cells in a fertilised egg increases. | Mitosis |
| Process by which the ball of cells attaches itself to the uterus. | Implantation |
| Organ which passes useful substances from the mother to the foetus and waste substances from the foetus to the mother. | Placenta |
| Connects the foetus to the placenta. | Umbilical cord |
| Fluid in the bag used to protect the foetus. | Amniotic fluid |
| Bag containing fluid used to protect the foetus. | Amniotic sac |
| Organ in which the foetus develops. | Uterus |
| Waste substances passed from the foetus to the mother. | Carbon Dioxide and Urea |
| Useful substances passed from the mother to the foetus. | Oxygen, Glucose and amino acids |
| Organ used to produce sperm. | Testes |
| Organ used to produce Ova(eggs). | Ovaries |
Created by:
dhsbiology
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