When Four-Year Old Melanie Ties Shoelaces on Her Own and Skillfully

question 42

Multiple Choice

When four-year old Melanie ties shoelaces on her own and skillfully uses fork and spoon,she is demonstrating her:

• A)rooting reflex.
• B)fine motor skills.
• C)Moro reflex.
• D)gross motor skills.

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Definitions:

Neurogenesis

the process by which new neurons are formed in the brain.

Gestation

The time of growth from when an egg is fertilized until the organism is born.

Stem Cells

Unspecialized cells capable of renewing themselves and differentiating into various cell types, offering potential in regenerative medicine.

Progenitor Cells

Cells that have a limited capacity for differentiation and self-renewal, capable of generating more specialized cell types.