The Half-Life of Injected or Snorted Cocaine Is Thought to Be

question 16

Multiple Choice

The half-life of injected or snorted cocaine is thought to be

• A)4-5 hours.
• B)30-90 minutes.
• C)20 minutes.
• D)dependent on the method by which it is administered.

---

Definitions:

DNA Sequence

The precise order of nucleotides within a DNA molecule, determining genetic information.

Introns

Non-coding sections of a gene that are removed from the RNA transcript before it is translated into protein, playing roles in gene expression regulation and evolution.

Exons

Sequences of DNA within a gene that are transcribed to messenger RNA and then translated into protein.

Phylogenetic Analysis

The study of the evolutionary relationships among groups of organisms, which is often represented in a tree format.