Susan Is Studying Childhood Development in College and Is Eager

question 51

Essay

Susan is studying childhood development in college and is eager to try out what she is learning with her own children,Mac and Ceilidh.Two-and-a-half-year-old Mac listens intently as his mother tells a story about Joe and Sam.Joe has a toy truck,which he puts into a box and then leaves the room.While he is gone,Sam takes the truck out of Joe's box and puts it into his own pail.Susan asks Mac,"When Joe comes back into the room,where will he look for his truck?" Mac replies,"In Sam's pail." Six-year-old Ceilidh is listening and says,"Don't be silly! Joe will look for the truck in the box." Explain why Mac's and Ceilidh's answers differ.

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Definitions:

Active Transport

Transport of molecules across the membrane of a cell from areas where they are less concentrated to areas where they are more concentrated, which demands energy.

ATP

Adenosine triphosphate, a molecule that stores and transfers energy within cells, facilitating various biochemical processes.

Concentration Gradient

A difference in the concentration of a substance across a distance, which drives the passive movement of particles from an area of high to low concentration.

Exocytosis

A process by which cells release substances to the external environment by vesicles fusing with the plasma membrane.