Fill the top portion of your chimney with charcoal briquets. Do not over-fill. Fill to just within a couple inches of the top rim. Crumple up two or three pieces of newspaper (depending on the size of your chimney) and wedge them in the bottom part of the chimney from below.
People with hemophilia are born with it. It is caused by a fault in one of the genes that determine how the body makes blood clotting factor VIII or IX. These genes are located on the X chromosome. To understand how hemophilia is inherited, it is important to learn about chromosomes.
Hemophilia is an X-linked recessive trait caused by a gene mutation. It is more often seen in men than women. The image above depicts the inheritance pattern of the hemophilia trait when the mother is a carrier and the father does not have the trait.