This the last question I need help with.

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

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay