What type of telescope collects long wavelengths of light?a. Reflecting b. Gamma Ray c. Radio d. X-Ray Clear my choice

Look at the picture below . what does this picture represent ?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

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