What Is Descriptive of Most Cases of Hemophilia

question 7

Multiple Choice

What is descriptive of most cases of hemophilia?

• A) Autosomal dominant disorder causing deficiency in a factor involved in the blood-clotting reaction
• B) X-linked recessive inherited disorder causing deficiency of platelets and prolonged bleeding
• C) X-linked recessive inherited disorder in which a blood-clotting factor is deficient
• D) Y-linked recessive inherited disorder in which the red blood cells become moon shaped

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Definitions:

Torque

The rotational or twisting force applied to an object; crucial in determining an engine's power.

Inertia

A physical principle stating that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force.

Momentum

The quantity of motion of a moving body, measured as a product of its mass and velocity.

Horsepower

A rating of the amount of work performed by an engine. Originally based on the amount of weight a horse could move in one minute. One HP is equal to about 746 watts.