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.
Oceanic Zones. There are four major oceanic zones where plants and animals live in the ocean. The four major zones are intertidal zone, neritic zone, open ocean zone and benthic zone.These zones contain the largest ecosystem on Earth.here are four major oceanic zones where plants and animals live in the ocean. The four major zones are intertidal zone, neritic zone, open ocean zone and benthic zone.