Arteries are blood vessels responsible for carrying oxygen-rich blood away from the heart to the body. Veins are blood vessels that carry blood low in oxygen from the body back to the heart for reoxygenation. Arteries and veins are two of the body's main type of blood vessels.
The correct answer that would best complete the given statement above would be the term ADAPTIVE RADIATION. African cichlids are a group of closely related fish species. There are at least 500 known species living in three small lakes. Over time, specialized teeth and body colorations have evolved for each species in response to mutations and competition for food and mates. This change over time is an example of ADAPTIVE RADIATION. Adaptive radiation by definition, is <span>the diversification of a group of organisms into forms filling different ecological niches.</span>
The region which is directly medial to the hypochondriac regions of the body is the epigastric region. It is the upper central part of the abdomen, found in between the subcostal plane and the costal margins. This region is part of the nine regions found in the abdomen. The organs included in this region are the pancreas, liver and the stomach. Also, the adrenal gland, a part of the small intestine, the duodenum is also included. This region is not an organ or a muscle rather it is an area of activity wherein the diaphragm and the rectus abdominus would make an outward bulging of the abdominal wall especially the upper portion.
A T base on one strand always pairs with an A base on the other strand
