Different Types of Living Matter Often Have Different Forms of the Same

question 77

Multiple Choice

Different types of living matter often have different forms of the same elements in their bodies. For example, the nitrogen in an animal often has a slightly different atomic structure than the nitrogen in a plant. Recently, nutritionists have discovered how to deduce the diets of various animal species by examining the type of nitrogen (and other elements) inside their bodies. What is the chemical basis behind this scenario?

• A)Antioxidants buffer the potential damage that free radicals do to cells.
• B)Radioactive elements can be used to trace the paths of molecules through the body.
• C)Hydrophobic interactions keep water molecules from forming bonds with fats and oils.
• D)Isotopes have the same atomic number but different atomic masses.
• E)Covalent bonds result when two atoms share electrons.

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Definitions:

Societal Progress

The development and improvement of society through advancements in education, technology, science, and social norms leading to a better quality of life.

Communal

Pertaining to or shared by a community or group.

Altruistic

Exhibiting selfless concern for the well-being of others, often involving acts of kindness without expectation of reward.

Communal Relationship

A type of social connection where individuals prioritize the welfare of the group over personal gains, often characterized by shared responsibilities and benefits.