Killer whales are one of the top predators in the sea. They tend to eat almost anything that they come across, their diet depending on exactly what is living in their home waters. They are known to eat fish, squid, seals, sea lions, penguins, and even other whales, such as sperm whales.ou can thank the Greeks and the Romans for the name Orca, and the early Spanish sailors for the term Killer Whale. Ancient Romans originally applied the name Orca to these animals, possibly borrowing it from the Greek opue. One other thing, they are not really whales, but a type of dolphin.
A person with genotype AB has type AB blood, and a person with genotype OO has type O blood. A person with type A blood cannot receive type B blood. The reason is immunological. A person with type A blood does not have type B antigens; thus, his immune system considers the type B antigen to be foreign and attacks it.A person with type A blood can't receive type AB blood, either, for the same reason. He can, however, accept type O blood. person with type A blood cannot receive type B blood. The reason is immunological. A person with type A blood does not have type B antigens; thus, his immune system considers the type B antigen to be foreign and attacks it.
There are some types you can mix, though. Type O blood can be given to anyone because there are no proteins. People with type AB blood can receive any blood type becasue the body is used to A and B. Different blood types have different proteins on the blood cells. Type A has one protein, tybe B has another, type AB has both, and type O has none. You can not give someone blood with a different protein on it than their body is used to. The body will not recognize it and the immune system will attack it as if it were a bacteria. There are some types you can mix, though. Type O blood can be given to anyone because there are no proteins. People with type AB blood can receive any blood type becasue the body is used to A and B.