Myofibrils Are the Basic Structural Unit in the Contraction of Striated

question 22

Multiple Choice

Myofibrils are the basic structural unit in the contraction of striated muscle.What is the linear array of cylindrical structures they made of?

• A)t-tubules
• B)sarcomeres
• C)sarcolemmas
• D)sarcoplasmic reticulum (SR)

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Definitions:

Random Selection

A method of selecting individuals or units in such a way that each member of the population has an equal chance of being selected.

Blocking Variable

A variable that is used to group experimental units in a way that reduces variation in the response variable.

Weather

The condition of the atmosphere at a particular place and time, including temperature, humidity, wind, and precipitation.

Grazing Varieties

Types or breeds of animals or plants that are particularly suited or used for grazing, affecting ecosystems and agricultural practices.