There Is Little Agreement About How Families Are Changing and What

question 26

Multiple Choice

There is little agreement about how families are changing and what the changes mean because:

• A) the birthrate in the United States is increasing.
• B) individual personal experiences may not describe the conditions of all families.
• C) researchers disagree on the method of research needed.
• D) most professionals do not see the family as making any changes.

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Definitions:

Chiral

Describes a molecule that cannot be superimposed on its mirror image, often leading to different reactions and interactions depending on the spatial arrangement of its atoms.

Enantiomer

A molecule from a duo that resembles its counterpart as a mirror reflection but cannot be perfectly overlaid, similar to the relationship between the left and right hands.

Achiral Molecule

A molecule that is superimposable on its mirror image, lacking chirality or a distinct handedness.

Optical Activity

The ability of a substance to rotate the plane of polarization of polarized light, a property observed in chiral molecules.