Where Is Acid Rain Most Recently Becoming a Major Environmental

question 19

Multiple Choice

Where is acid rain most recently becoming a major environmental problem?

• A) Australia
• B) China
• C) India
• D) South America

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Definitions:

Sarcoplasm

The cytoplasm within a muscle cell, containing organelles, proteins, and the substances required for muscle contraction.

Sarcomere

The basic contractile unit of muscle fiber, consisting of actin and myosin filaments between two Z-lines in striated muscle cells.

T Tubule

Tubular extensions of the plasma membrane in muscle cells that facilitate the uniform contraction of the muscle by spreading electrical impulses.

Myosin

A protein that, along with actin, enables muscular contraction and movement in animal cells.