If Antibodies to Fibronectin Are Exposed to an Embryo Through

question 46

Multiple Choice

If antibodies to fibronectin are exposed to an embryo through which neural crest cells are migrating,what happens?

• A)Neural crest cell movements are inhibited.
• B)Neural crest cell movements are excited.
• C)Neural crest cells die.
• D)Neural crest cells divide.
• E)Neural crest cells convert into muscle cells.

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Definitions:

Boredom

A state of feeling disinterested or unengaged with one's current activity or surroundings.

Physiological Needs

The basic physical requirements for human survival, such as air, water, food, shelter, and sleep, as identified in Maslow's hierarchy of needs.

Maslow's Hierarchy

A psychological theory proposing that human needs are arranged in a hierarchy, with basic needs like safety and physiological needs at the bottom, and self-actualization at the top.

Shelter

A place giving temporary protection from bad weather or danger.