Ascientist viewing a cell under a microscope sees that it has a cell wall and a large number of ribosomes. based on these observations, which conclusion is most suited to what the scientist sees in the microscope?

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

Ascientific idea becomes valid when it is what?

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.