The Outermost Layer of the Embryo Is Called the

question 87

Multiple Choice

The outermost layer of the embryo is called the

• A) mesoderm, which produces the digestive system.
• B) cytoderm, which produces the circulatory system.
• C) endoderm, which produces the reproductive system.
• D) ectoderm, which produces the nervous system.

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Definitions:

Early and Mid-1800s

Refers to the period from the beginning of the 19th century to the middle decades, characterized by significant social, political, and industrial changes.

City Life

Refers to the lifestyle and day-to-day activities of individuals living in urban areas, often characterized by higher population density, diverse cultures, and economic activities.

American Society

The collective social structure, norms, and values that define the lifestyle, behavior, and relationships of individuals within the United States.

1815 to 1860

A period marked by various significant global events, including the end of the Napoleonic Wars, significant developments in industrialization, and shifts towards modernity.