Which of the following forms the digestive and respiratory systems in the embryonic stage?

A. ectoderm
B. neural tube
C. endoderm
D. mesoderm


Answer: C

Psychology

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Barbara's relationship with her two adult sons is peppered with conflict and tension over choices they make in their lives. They rarely listen to her advice. Barbara is typical of many parents with grown, independent children in that she

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Psychology

Which of the following factors are considered a reward(s) of parenting

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The preoperational child's inability to focus attention on more than one feature of a task is

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Psychology