Assume That It Is Possible to Label Each of the Molecules

question 60

Multiple Choice

Assume that it is possible to label each of the molecules below with 18O a heavy isotope of oxygen. As a result of cellular respiration, water containing 18O would most quickly be detected if cells are provided with which one of the following molecules labeled with 18O?

• A) carbon dioxide (CO₂)
• B) glucose (C6H12O₆)
• C) molecular oxygen (O₂)
• D) pyruvate (C3H3O3)

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Definitions:

Strict Liability

A legal doctrine that holds an individual or entity responsible for damages or harm caused, regardless of negligence or intent.

Superseding Event

An unforeseeable event that interrupts the chain of causation and relieves all parties of liability.

Assumption of Risk

A legal doctrine under which an individual knowingly and willingly takes on the risks associated with an activity, potentially limiting liability for harm that occurs as a result.

Res Ipsa Loquitur

A legal doctrine that infers negligence from the very nature of an accident or injury, in the absence of direct evidence on how any defendant behaved.