Any chemical substance which forms naturally in the earth is called a mineral.
<h3>What is mineral?</h3>
A chemical compound having a specific crystal structure that occurs naturally in pure form or formed naturally in the earth is known as mineral.
So we can conclude that any chemical substance which forms naturally in the earth is called a mineral.
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People who have darker skin have more melanin which is a black or dark brown pigment in the skin. When we are out in the sun our skin produces more melanin, which helps our skin be more resistant in the sun. This is why we tan.
Answer:
2 main lobes
Explanation:
The liver holds about one pint (13%) of the body's blood supply at any given moment. The liver consists of 2 main lobes. Both are made up of 8 segments that consist of 1,000 lobules (small lobes). These lobules are connected to small ducts (tubes) that connect with larger ducts to form the common hepatic duct. The common hepatic duct transports the bile made by the liver cells to the gallbladder and duodenum (the first part of the small intestine) via the common bile duct.
Answer:
The length of time for the processes of weathering and erosion to occur are very long, however some quick.
Depending on the force, erosion can happen quickly or take thousands of years.
However weathering usually takes a long time.
Answer:
Bicuspid aortic valve is a type of abnormality in the aortic valve in the heart. In bicuspid aortic valve, the valve has only two small parts, called leaflets, instead of the normal three. This condition is present from birth. It can occur with other heart defects. The heart's ventricles are the two lower chambers of the heart.
location :
Bicuspid valve is one of the four valves of the heart which is situated between the left atrium and the left ventricle. Tricuspid valve is one of the four valves of the heart which is situated between the right atrium and the right ventricle. Bicuspid valve is present in between the left atrium and the left ventricle.
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