Answers.comÂ® is making the world better one answer at a time. Arachnophobia, the abnormal fear of spiders derives from the Greek words arakhne, meaning spider and phobos meaning fear.
Hemoglobin (/ËhiËmÉËÉ¡loÊbáµ»n, ËhÉ-, -moÊ-/); also spelled haemoglobin and abbreviated Hb or Hgb, is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates (with the exception of the fish family Channichthyidae) as well as the tissues of some invertebrates.
Hemoglobin is the protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.Hemoglobin is made up of four protein molecules (globulin chains) that are connected together.mbedded within the heme molecule is iron that is vital in transporting oxygen and carbon dioxide in our blood. The iron contained in hemoglobin is also responsible for the red color of blood.