Dna from one species differs from the dna of another species in its a. basr ratios b. sugars c. phosphate groups d. covalent bonds

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

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

Where does the information about where each transcription factor binds originate?