When Dr. Philip Tierno conducted his experiment on the pillows, what question was he trying to answer?

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

Explain the significance of the increased cell specialization of the volvocine line

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?