Which Country Would Have the Highest Number of Left-Handers

question 253

Multiple Choice

Which country would have the highest number of left-handers?

• A) Japan
• B) India
• C) Canada
• D) All countries have the same number of left-handers.

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Definitions:

Potassium Ions

Charged particles formed from potassium atoms, essential for various bodily functions including nerve transmission and muscle contraction.

Calcium Ions

Positively charged calcium atoms that play crucial roles in various biological processes, including muscle contraction, neurotransmitter release, and bone formation.

Heart Contractions

The process by which the heart muscle contracts or tightens, leading to the pumping of blood through the chambers of the heart and into the body.

Deoxygenated Blood

Blood carrying little to no oxygen, typically returning to the heart and lungs for re-oxygenation.