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Identify at Least 4 Group Maintenance Roles, and Describe the Function

question 91

Essay

Identify at least 4 group maintenance roles, and describe the function each serves in a group.


Definitions:

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the skin and nervous system.

Lens

Transparent biconvex structure lying between the iris and the vitreous humor.

Mesoderm

The middle layer of an embryo in early development that gives rise to muscles, bones, and the circulatory system.

Autonomic Neurons

Nerve cells that control involuntary functions of the body, such as heart rate, digestion, and respiratory rate.

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