EMBRYOLOGY
FERTILISATION EARLY DEVELOPMENT OF EMBRYO AND IMPLANTATION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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a nucleus
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a fetus
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a zygote
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an embryo
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Detailed explanation-1: -By the fifth or sixth day, the fertilized egg is known as a blastocyst-a rapidly dividing ball of cells. The inner group of cells will become the embryo. The outer group will become the cells that nourish and protect it.
Detailed explanation-2: -Zygote: The fertilized egg is called as a zygote. Zygote is an initial stage in baby development. It is also known as fertilized ovum formed from the union of male and the egg cells.
Detailed explanation-3: -When a fertilized egg has implanted in the uterus, the group of cells that will become a baby is called an embryo. A developing, fertilized egg is known by several names within the first 2 weeks after conception, including zygote, morula (day 4), and blastocyst (day 5).