There Is Little Evidence That Cobalt Plays a Role in Human

question 3

Multiple Choice

There is little evidence that cobalt plays a role in human nutrition.However,it is part of a metallovitamin that is crucial for human survival.That vitamin is ____.

• A)vitamin B₆
• B)vitamin B₃
• C)vitamin B₁₂
• D)vitamin B₁

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Definitions:

Fine Motor Skills

The coordination of small muscles, in movements—usually involving the synchronization of hands and fingers—with the eyes.

Preoperational Thought

A stage in Jean Piaget's theory of cognitive development where children aged 2-7 years begin to engage in symbolic play and struggle with logic and taking the perspective of others.

Irreversibility

Lack of recognition that actions can be reversed.

Egocentrism

In developmental psychology, a characteristic of children's thinking during the preoperational stage, where they are unable to see situations from perspectives other than their own.