Ectodermal Cells That Form at the Tip of the Neural

question 70

Multiple Choice

Ectodermal cells that form at the tip of the neural tube move outward to positions throughout the body. The descendants of these cells include the neurons of the peripheral nervous system. This movement of cells is an example of ____.

• A)differentiation
• B)cleavage
• C)embryonic induction
• D)apoptosis
• E)cell migration

---

Definitions:

Positive Feelings

Emotions that are pleasant or desirable, such as happiness, joy, love, and contentment.

Late Adulthood

The final stage of the human lifespan, typically considered to begin around the age of 65, marked by changes in physical, cognitive, and social functioning.

Negative Feelings

Emotional states or attitudes that are unpleasant or undesirable, such as sadness, anger, or fear.

Evolutionary Perspective

A theoretical approach that examines human thoughts, feelings, and behaviors through the lens of natural selection and adaptation.