Sickle cell anemia is a mutation that results in abnormally shaped blood cells. Which two of the following molecules are changed as a result of this mutation? lipids

mRNA

Sugars

Pigments

Protein

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity