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Explain how a metabolic pathway can contain an energetically unfavorable reaction yet still occur.
Elastic Fibers
Protein fibers in connective tissue that have the ability to stretch and return to their original shape, contributing to the elasticity of organs and tissues.
Reticular Fibers
Fine, branching fibers composed of collagen and glycoproteins, forming a supportive network in various tissues.
Tensile Strength
The maximum stress that a material can withstand while being stretched or pulled before failing or breaking.
Gas Exchange
The biological process through which organisms exchange oxygen and carbon dioxide with their environment, critical for respiration.
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