OBJECTIVE LIFE SCIENCE
DEVELOPMENTAL BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Identify the correct order of development.
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Fertilization, Zygote, Embryo, Cell Differentiation
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Cell Differentiation, Zygote, Embryo, Fertilization
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Fertilization, Embryo, Zygote, Cell Differentiation
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Zygote, Embryo, Fertilization, Cell Differentiation
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Explanation:
Detailed explanation-1: -Final Answer: The correct sequence of embryonic development is: Zygote-Morula-Blastula-Gastrula-Embryo.
Detailed explanation-2: -Once an egg is fertilized by a sperm, a zygote is formed. The zygote divides into multiple cells in a process known as cleavage, triggering the beginning of embryonic differentiation.
Detailed explanation-3: -Conception. Zygote (first through third day). Blastocyst (second day through second week) a. By the end of the 2nd week, implants itself in uterine wall ("nidation") Embryo (third through eighth week) a. Fetus (9th week until birth) a. Infant (birth until one year) a. Child (ages 1 year to 12 years)
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