Duffy factor is due to a chemical that occurs on the membranes of red blood cells and is sometimes used as a blood-typing attribute in the same way that ABO and Rh factor blood types are used
Recent research has found that people with Duffy factor are about 40% less likely to be infected with HIV, given similar circumstances. Given that HIV affects white blood cells, how would you characterize the Duffy factor gene, and why?
It is pleiotropic because it causes different effects in different tissues.
You might also like to view...
Most chemolithotrophic bacteria that oxidize sulfur are aerobes
Indicate whether the statement is true or false.
Our ability to respond to moderate heat and cold is due to
A. mechanoreceptors. B. thermoreceptors. C. nociceptors. D. electromagnetic receptors. E. chemoreceptors.
Our understanding of the evolutionary process reveals that ____
a. favorable traits become less common in future generations b. all populations are related through a shared ancestry c. evolution has produced the spectacular diversity of life on Earth d. all organisms change through time e. development has produced the spectacular diversity of life on Earth
What is the name of a normal gene that serves to promote cellular division?
What will be an ideal response?