Examlex

Solved

Duffy Factor Is Due to a Chemical That Occurs on the Membranes

question 61

Essay

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.Since HIV affects white blood cells,how would you characterize the Duffy factor gene and why?


Definitions:

Physical Response

A bodily reaction to a stimulus, which could be anything from a reflex to a complex series of movements.

James-Lange Theory

A psychological theory suggesting that emotions occur as a result of physiological reactions to events.

Autonomic Responses

Involuntary physiological reactions mediated by the autonomic nervous system, such as heart rate, digestion, respiratory rate, pupillary response, urination, and sexual arousal.

James-Lange Theory

A theory of emotion proposing that emotions result from our interpretations of bodily reactions to stimuli.

Related Questions