Hyper IgE syndrome is rare with less than 850 cases reported worldwide. It affects both boys and girls equally. It is due to genetic mutation in the gene on chromosome 4. In some cases, the genetic mutation has not been identified.
Report Abuse. The tropical zone is characterised by strongly monsoonal weather patterns, distinct wet and dry periods which are highly reliable, large quantities of rain and high intensity rainfall, high temperatures, and high rates of energy transformation.
Tropical is sometimes used in a general sense for a tropical climate to mean warm to hot and moist year-round, often with the sense of lush vegetation.Many tropical areas have a dry and wet season.The wet season, rainy season or green season, is the time of year, covering one or more months, when most of the average annual rainfall in a region falls.reas with wet seasons are disseminated across portions of the tropics and subtropics. Under the Koeppen kÃ¶ppen climate, classification for tropical, climates a wet season month is defined as a month where average precipitation is 60 (millimetres.2 4) in or. more