Answer:
Passing through clay beds filters groundwater, purifying out soil, or organic materials, and contaminants to leave behind pure water that fills up aquifers.
Explanation:
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<span>It has the advantage that only when the substrate is presence the genes responsible for its metabolism are turned on.</span>
Answer:
Bacteria under successive rounds of selection may acquire genetic resistance to the treatment with mutagenic compounds including ethyl methanesulfonate (EMS).
Explanation:
Artificial selection is a process known to generate resistance of the organisms under treatment. For example, this type of selection has been reported to generate resistance to the treatment with different chemical compounds including mutagenic chemical compounds (in this case EMS), antibiotic drugs, etc.
B) Forming an island
(constructive means to build, create, or advance)
Answer:
A) Fossil discoveries, mostly of animals who couldn't swim, helped prove continental drift
