The Neural Tube of Vertebrates Develops During Morphogenesis of the Nervous

question 18

Multiple Choice

The neural tube of vertebrates develops during morphogenesis of the nervous system by the

• A)folding of ectoderm tissue.
• B)migration of mesoderm cells.
• C)fusion of ectoderm and mesoderm.
• D)contraction of the endoderm away from the mesoderm.
• E)extension of endoderm into a thin spinal column.

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Repeated drug use and/or alcohol use after a period of improvement from substance abuse.

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The act of refraining from engaging in certain behaviors or indulging in substances, such as alcohol or sex.

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The acts of worship and other ceremonial or ritualistic practices conducted in the context of a specific religion.

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A period of adulthood that typically describes individuals aged between 45 and 65, often characterized by stability, maturity, and increased responsibilities.