Many Rock Masses Display Simple Stress Fractures or Cracks Called

question 22

Short Answer

Many rock masses display simple stress fractures or cracks called ____________________.

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Definitions:

Sarcomere

The basic unit of a muscle's cross-striated myofibril, responsible for muscle contraction and defined by the area between two Z lines.

Actin

One of two major proteins of muscle; makes up thin filaments in myofibrils of muscle fibers. See also myosin.

Myosin

A type of protein found in muscle tissue as a thick filament that plays a key role in muscle contraction and movement.

Sarcolemma

Plasma membrane of a muscle fiber; also forms the tubules of the T system involved in muscular contraction.