Bro are you taking all my post down coz im black like yall got sum against me ???

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

As a small change in a person's dna can cause a genetic disorder

What element does susan b. anthony include in this passage to strengthen her argument?