Sickle cell anemia is caused by a mutation that alters red blood cells. Using the diagram below, answer the following questions. 1. Describe the mutation in the DNA
2. Describe the change it caused in the mRNA
3. Describe the change it made in the protein

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.