No they could not make HIV.
no. the genes are mixed together could make your child categorises in a different blood group than you. :)
It could be several different factors. I could be genes, nutrition, or good hair care.
no people from any kind disease can not donate blood for others cause you see that if your suffering from that disease you could also make them suffer as well.
Because they made a treaty that they would never go on each others lands. They made the treaty because it agreed that they were different kind of vampires not the kind that drink human blood the kind that drink animal blood so they agreed to make the treaty because they are technically enemies.
Leukemia is a kind of blood cancer. It affects bone marrow and you cannot make more blood cells. Blood cells are the one that fight against the antigen and protects the body. People with leukemia will have less or minimum protection and will be prone all kind of infection.
Blood does not make up connective tissue. Blood will coagulate and form clots though, but that is an entirely different story.
you could take aspirin to make it thinner which might make it slower
AB and B. Any blood type with different antigens.
When you smoke or do any kind of drug, it will no thicken you blood but it will more so make it thinner.
If the mom has a different type of blood from the baby, it could trigger her body to make antibodies against the baby's blood. This is called hemolytic disease of the newborn, and could range from a mild condition with a little jaundice all the way to a condition called hydrops fetalis where the baby dies in utero.
They have very different functions. Blood cells don't make enzymes.
Blinking ;)