Embryonic Development
Biology ⇒ Reproduction and Development
Embryonic Development starts at 8 and continues till grade 12.
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Describe the main function of the umbilical cord during embryonic development.
Describe the role of the chorion in embryonic development.
Describe what happens during the process of cleavage in embryonic development.
Explain the difference between the terms 'embryo' and 'fetus'.
Explain why cell differentiation is important during embryonic development.
Explain why the process of implantation is important for embryonic development.
Name one organ that develops from the ectoderm.
Name the three primary germ layers formed during embryonic development.
What is the main role of the yolk sac in early embryonic development?
What is the name of the fluid-filled sac that surrounds and protects the embryo?
What is the process called when a sperm cell fuses with an egg cell to form a zygote?
Which germ layer forms the nervous system and skin?
Which structure provides nutrients and removes waste for the developing embryo in mammals?
