Observed evidence that support the theory of evolution by natural selection includes A Fossils, DNA sequences, and homologous structures.
Phenotypes, food preferences, and fossils
C Gene flow, mutations, and tropisms
D) Tropisms, genetic drift, and speciation

Using freezing point depression to find molecular weight lab report

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

Wich organism obtains its energy from dead or decaying matter