Intracellular Receptors

question 34

Multiple Choice

Intracellular receptors

• A) are located in the cytoplasm or nucleus of the cell.
• B) typically bind to lipophillic (hydrophobic) chemical signals.
• C) are exemplified by hormones such as steroids.
• D) may cause changes in transcription and translation when bound to appropriate signals.
• E) All of these are true of intracellular receptors.

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Definitions:

Secondary Circular Reactions

A developmental phase in infants characterized by repetitive actions aimed at reproducing interesting effects.

Tertiary Circular Reactions

A stage in Piaget's theory of cognitive development where toddlers (around 12-18 months) experiment with new ways of playing and manipulating objects, showing the beginning of intentional, goal-directed behavior.

Mental Representations

Describes the internal images, symbols, or thoughts in our minds that represent external reality, enabling us to think about and navigate the world even in the absence of direct sensory input.

Primary Circular Reactions

Early infantile behaviors that repeat because the infant finds them pleasurable, typically developing between 1 and 4 months of age.