Where Would You Place the Actual Extinction Date of a Taxon

question 9

Multiple Choice

Where would you place the actual extinction date of a taxon if you knew that the Signor-Lipps effect was at work?

• A)Exactly at the date of the last known fossil
• B)Before the date of the last known fossil
• C)After the date of the last known fossil
• D)It is not possible to determine when extinction occurred relative to the date of the last known fossil.

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Definitions:

Eye Ointment

A medication in an ointment form, applied directly to the eye to treat or prevent eye infections and diseases.

Discarding Medication

The process of safely and properly disposing of unused, expired, or unwanted medicines to prevent harm and environmental pollution.

Physiological Changes

Alterations in the normal functions of the body, which may occur due to aging, diseases, or environmental factors.

Dosage Size Reductions

The process of lowering the amounts of medication prescribed to a patient, often for safety, efficacy, or tolerance considerations.