Ammonia is released from dead plants by
(a) denitrifying bacteria.
(b) nitrogen-fixing bacteria.
(c) bacteria of decay.
(d) nitrifying bacteria.
(e) none of the above.

Why was the sample heated in step 5? describe the chemical principles involved in the reasoning behind this step?

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

What is used to keep track of the gamates and possible offsprings combination