Examlex
The primary source of labor for America's first tobacco,indigo,and cotton plantations were from:
Longevity
The duration of an individual's life, often discussed in the context of factors that contribute to living a long and healthy life.
Programmed Theories
Theories suggesting that aging is the result of genetics and biological processes programmed into the body.
Cross-Linking
A chemical process that involves the linking of polymer chains by covalent bonds, often increasing the material's strength or stiffness.
Collagen
A protein found in the body's connective tissues, such as skin, tendons, and ligaments, essential for structural support and elasticity.
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