Question 1:
If embryo implantation occurs on the uterine lining, will menstruation occur?
Answer:
No
If embryo implantation occurs on the uterine lining, will menstruation occur?
Answer:
No
Question 2:
Explain the development of zygote after fertilisation.
Answer:
After fertilisation, zygote divides itself into a ball of cells called embryo. The embryo that is implanted on the uterine lining continues to develop into a foetus and eventually becomes a baby.
Explain the development of zygote after fertilisation.
Answer:
After fertilisation, zygote divides itself into a ball of cells called embryo. The embryo that is implanted on the uterine lining continues to develop into a foetus and eventually becomes a baby.
Question 3:
Complete the flow chart below on the development of zygote.
Answer:
Zygote ➝ Embryo ➝ Foetus ➝ Baby
Complete the flow chart below on the development of zygote.
Answer:
Zygote ➝ Embryo ➝ Foetus ➝ Baby
Question 4:
State the functions of amnion, placenta and umbilical cord.
Answer:
Function of amnion: A sac-like membrane which contains fluid
Function of placenta: Place where exchange of oxygen and carbon dioxide, supply of nutrients and removal of waste materials through the mother’s blood and the foetus occur.
Function of umbilical cord: Tube which connects the foetus to the placenta
State the functions of amnion, placenta and umbilical cord.
Answer:
Function of amnion: A sac-like membrane which contains fluid
Function of placenta: Place where exchange of oxygen and carbon dioxide, supply of nutrients and removal of waste materials through the mother’s blood and the foetus occur.
Function of umbilical cord: Tube which connects the foetus to the placenta