Examlex
Two examples of thematic geography topics are ________ and ________.
Cross-Bridges
The connection formed between the heads of myosin molecules and actin filaments during muscle contraction.
Tropomyosin
A protein found in muscle tissue that regulates muscle contraction by blocking or exposing binding sites for myosin on actin filaments.
Troponin
A protein complex involved in muscle contraction; found in cardiac and skeletal muscles, its levels in the blood are used as a diagnostic indicator for heart attacks.
Sarcomere Distance
The length between two Z lines in a muscle fiber, defining the fundamental unit of muscle contraction.
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