Which of the Following Studies Would Shed Light on the Mechanism

question 52

Multiple Choice

Which of the following studies would shed light on the mechanism of spread of H5N1 from Asia to North America?

• A)Check for the virus in the feces and saliva of waterfowl that have migrated to Alaska.
• B)Test fecal samples for H5N1 in Asian birds that live near domestic poultry farms in Asia.
• C)Locate and destroy H5N1 infected birds in Asian open-air markets prior to migration.
• D)Record the incidence of H5N1 infection in domestic poultry farms within Southeast Asia.

---

Definitions:

Nucleosomes

Nucleosomes are the basic structural unit of DNA packaging in eukaryotic cells, composed of a segment of DNA wound around a core of histone proteins.

Histones

Small, positively charged (basic) proteins in the cell nucleus that bind to the negatively charged DNA. See nucleosomes.

Somatic Cell

In animals, a cell of the body not involved in formation of gametes. Compare with germ line cell.

Interphase

The stage of the cell cycle between successive mitotic divisions; its subdivisions are the G-22 / Glossary phases.