A mutation that causes abnormal cell division can result in (1 point) Responses cystic fibrosis. cystic fibrosis. skin cancer. skin cancer. sickle cell anemia. sickle cell anemia. clogged arteries. clogged arteries.
skin cancer.
To determine which of the given options is caused by a mutation that leads to abnormal cell division, we need to understand the connection between each condition and cell division.
1. Cystic fibrosis: Cystic fibrosis is a genetic disorder caused by a mutation in the cystic fibrosis transmembrane conductance regulator (CFTR) gene. This mutation affects the production of a protein involved in the transport of chloride ions across cell membranes, leading to the production of thick, sticky mucus in various organs. However, abnormal cell division is not the primary cause of cystic fibrosis.
2. Skin cancer: Skin cancer occurs due to the uncontrolled growth of abnormal cells in the skin. While mutations in genes like p53 and BRAF can contribute to the development of skin cancer, abnormal cell division is a consequence of the mutation rather than the direct cause.
3. Sickle cell anemia: Sickle cell anemia is a genetic disorder caused by a mutation in the hemoglobin gene, resulting in the production of abnormal hemoglobin molecules. This leads to the deformation of red blood cells into a sickle shape, which can cause various health problems. However, abnormal cell division is not directly associated with sickle cell anemia.
4. Clogged arteries: Clogged arteries, also known as atherosclerosis, occur due to the build-up of fatty deposits within the blood vessel walls, leading to narrowing and reduced blood flow. While various factors can contribute to clogged arteries, including high cholesterol levels and inflammation, abnormal cell division is not the primary cause.
Based on this analysis, none of the given options are directly caused by a mutation that leads to abnormal cell division.
A mutation that causes abnormal cell division can result in different health conditions. Here are some examples:
1. Cystic fibrosis: Cystic fibrosis is a genetic disorder caused by a mutation in the CFTR gene. This mutation affects the production of a protein involved in regulating the movement of salt and water in cells, leading to the production of thick, sticky mucus in various organs, particularly the lungs and pancreas.
2. Skin cancer: Different types of skin cancer, such as basal cell carcinoma, squamous cell carcinoma, and melanoma, can be caused by mutations in genes involved in the regulation of cell division and growth. These mutations allow skin cells to divide and grow in an uncontrolled manner, leading to the development of cancerous tumors.
3. Sickle cell anemia: Sickle cell anemia is a genetic disorder caused by a mutation in the hemoglobin gene. This mutation results in the production of abnormal hemoglobin, which causes red blood cells to become misshapen and rigid. These sickle-shaped red blood cells can block blood flow, leading to severe pain, organ damage, and other complications.
4. Clogged arteries: While a mutation alone may not directly cause clogged arteries, several genetic factors can increase the risk of developing conditions like atherosclerosis. For example, mutations in genes involved in lipid metabolism and blood clotting can contribute to the accumulation of fatty deposits (plaque) in the arteries, leading to their narrowing and potential blockage.
It's important to note that these conditions are complex and can be influenced by multiple factors, including genetic and environmental factors.