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QAHS Reproduction

QAHS Std Gd Reproduction

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