Which organisms in an ecosystem are most likely to be affected by bioaccumulations of toxins? Explain.

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

What is the compliment dna strand to the following sequence: ttgactaggcta

List five ways we are indebted to phytoplankton