Stone Tools Enabled Our Ancestors to Butcher Meat More Quickly

question 17

Multiple Choice

Stone tools enabled our ancestors to butcher meat more quickly and efficiently, thereby providing higher quantities of protein for the developing brain and influencing the direction of our physical adaptation. This demonstrates the intimate connection between ________.

• A) unilineal cultural evolution and technology
• B) norms and values
• C) nature and nurture
• D) biology and hegemony

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Definitions:

Photosynthetic Root

Roots capable of photosynthesis, typically found in some aquatic plants, allowing them to absorb carbon dioxide directly from their environment.

Arbuscule

A specialized tree-like structure formed within the cells of plant roots by certain types of fungi in a symbiotic mycorrhizal relationship.

Mycorrhizal Fungus

A type of fungus that forms a symbiotic relationship with the roots of a plant, exchanging nutrients and water in a way that benefits both organisms.

Macronutrient

A type of nutrient required in large amounts for proper growth, metabolism, and physiological function, including carbohydrates, proteins, and fats.