Angioedema is caused by an allergic reaction to something you've eaten, an insect bite, pollen allergies, or a medication you've taken. 1  It causes a swelling of the lips, face, and tongue, which usually occurs rapidly. It can also sometimes be accompanied by redness or bumps (hives). Due to the swelling, you may have difficulty talking. Angioedema can also cause swelling of the airway and difficulty breathing, which may be life-threatening.
holocentric chromosome. (genetics). A chromosome with centromer; activity/spread along its entire length.1  Facebook.olocentric chromosome. (genetics). A chromosome with centromer; activity/spread along its entire length. 1  Facebook.
Heliocentric and geocentric are two explanations of the configuration of the universe, including the solar system. The geocentric model says that the earth is at the center of the cosmos, and the planets, the sun and the moon, and the stars circles around it.The early heliocentric models consider the sun as the center, and the planets revolve around the sun.More about Geocentric. The most predominant theory of the structure of the universe in the ancient world was the geocentric model.he early heliocentric models consider the sun as the center, and the planets revolve around the sun. More about Geocentric. The most predominant theory of the structure of the universe in the ancient world was the geocentric model.