A Fossil of a Marine Crab, Suspected to Be 500

question 84

Multiple Choice

A fossil of a marine crab, suspected to be 500 million years old, is discovered in South America.Which of the following is the most accurate way of determining the age of the fossil?

• A) ¹⁴C dating of the fossil
• B) Dating the strata the fossil was found in
• C) Comparing the fossil to other fossil organisms in the same strata
• D) Radiometric dating of igneous rocks near the fossil using ⁴⁰K
• E) Use of a molecular clock

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Definitions:

Treat Depression

Methods or interventions, including medications and therapy, aimed at alleviating the symptoms of depression.

Prozac

A brand name for fluoxetine, a selective serotonin reuptake inhibitor (SSRI) used to treat depression and anxiety disorders.

Selective Serotonin Reuptake Inhibitors

A class of drugs commonly used as antidepressants in the treatment of depression, anxiety disorders, and some personality disorders.

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