Yes and no. Everyone's heart works the same way, is made of the same type of tissue and is located in the same part of the body. However, there are people with diseases who have hearts that are in worse condition and may look different. For example, people with coronary artery disease experience plaque build up in their coronary arteries, which causes a reduction of blood flow to the heart, and in order to treat this they may get a bypass surgery in which another blood vessel from somewhere else in the body, would be used to bypass the blocked blood vessel. In this case the anatomy of that person's heart would be slightly different.
The best answer is b - experiment.
An organized process that is used to gather and analyze observations and test a hypothesis is an experiment.
An experiment is the fourth step in scientific method after observation, question and hypothesis.
An experiment is a test that is carried out under controlled conditions with the purpose of demonstrating a known truth, determine the efficacy of a yet untried thing or to examine the validity of a hypothesis.
A hypothesis is a proposed solution for an occurrence that is still unexplained and which does not fit in current accepted scientific theory.
<span>The element which is found in liver and it is needed to prevent anemia is called iron (Fe).
In the body iron is very important reason being that it is needed to make hemoglobin which carries oxygen to all over the body. When there is the deficiency of iron in the body, then it means that the body is not getting enough oxygen.
For someone to prevent anemia should eat foods which are rich in iron or can use the supplement which is being recommended by a physician. For example B-12. To women, because they lose a lot of blood during menstruation are recommended to take a lot of vegetables.
Blood from the liver exits through the hepatic vein to the heart. Hepatic artery is well known for delivering oxygenated blood from the general circulation and portal vein which is from the small intestine. </span>
