Which substance is lost from the body of a healthy person by the kidney and not by lungs ? a-carbon dioxide
b-glucose
c- urea
d- water

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

How does a lytic infection differ from a lysogenic infection?

What’s the student’s scientific question