How does the energy in each trophic level of an energy pyramid compare to the energy in the preceding level?
O It has about 20% of the energy from the level below it.
It has about 15% of the energy from the level below it.
It has about 5% of the energy from the level below it.
It has about 10% of the energy from the level below it.

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

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

One of the purposes of transcription is to produce a sequence of bases that