It involves chromosomal abnormality; w<span>hen the condition is caused by trisomy 21, (down syndrome), the </span>chromosomal abnormality<span> occurs as a random event during the formation of reproductive cells in a parent. The </span>abnormality<span> usually occurs in egg cells, but it occasionally occurs in sperm cells.
I hope this answers your question. =)</span>
Well I can speak from experience when I went to my midlife crisis I was basically focusing on my career at which point there was confusing for me it wasn't clear as to what I want to do.
Answer:
You didn't give options, but I would say either rat guts, animal fecal matter, or bugs.
Explanation:
Answer:
The major blood vessels connected to your heart are the aorta, the superior vena cava, the inferior vena cava, the pulmonary artery (which takes oxygen-poor blood from the heart to the lungs where it is oxygenated), the pulmonary veins (which bring oxygen-rich blood from the lungs to the heart), and the coronary.
Answer:
Type AB positive blood is the universal acceptor because it has both A and B antigen.
Explanation:
O- their RBCs do not have any A, B or Rh antigens and are safe for the transfusion to any blood group. O- and AB+ are known as universal donors and universal acceptors.