Consider a Set of Lines

question 439

Multiple Choice

Consider a set of lines. Which is a property of the relation "is perpendicular to" for lines?

• A) Reflexive
• B) Symmetric
• C) Transitive
• D) None of These

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Definitions:

Black-Hat Hacker

A hacker who uses his or her knowledge to destroy information or for illegal gain.

Denatured

Loss of a protein’s or enzyme’s normal shape so that it no longer functions; usually caused by a less than optimal pH and temperature.

Enzyme Structurally

Refers to the three-dimensional arrangement of atoms in an enzyme, which is critical for its catalytic activity and specificity.

Cofactor

Nonprotein assistant required by an enzyme in order to function. Many cofactors are metal ions; others are coenzymes.