What can be said about prokaryotes and eukaroytes?
a. both of these cell types contain a nucleus.
b. prokaryotes always have a nucleus, but eukaryotes don't.
c. prokaryotes don't grow or respond to their environment, but eukaryotes do.
d. both of these cell types contain genetic material.

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

All organisms contribute some water to the water cycle by conducting

Mitosis creates two identical daughter cells from one parent cell creates four nonidentical daughter cells from one parent cell is the most common type of reproduction for bacteria is the process by which male and female reproductive cells are created