Planetary Systems Are Probably

question 49

Multiple Choice

Planetary systems are probably

• A) very rare in the universe.
• B) present around many stars.
• C) present around all stars.
• D) present only around stars that rotate rapidly.

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Definitions:

Myoglobin

A red protein containing heme that carries and stores oxygen in muscle cells, very similar in structure to hemoglobin.

Muscle Tissue

A type of body tissue that contracts to produce movement, found throughout the body and classified into skeletal, cardiac, and smooth types.

Glycogen

A large, branched polymer of glucose that serves as a form of energy storage in animals and fungi.

Excess Post-exercise Oxygen Consumption

The increased rate of oxygen intake following strenuous activity.