DDT was hazardous because it:

A. decomposed too quickly

B. killed everything it was sprayed on

C. increased the amount of bacteria in soil

D. was carried all over the world by wind

A patient who is weak informs you that she has a history of her? "iron being too? low." this should concern the emt because iron is needed? to:

Why do scientists believe that the first organisms on Earth were extremophiles?

Why are cane toads in Australia considered an invasive species rather than simply nonnative?

What kind of sensory adaptations would be beneficial to the cave fish to allow it to navigate life in a cave, including catching and eating food?

It is determined that a client with heart block will require implantation of a permanent pacemaker to assist heart function. the client expresses concern about having an increased risk of accidental electrocution. how should the nurse respond?

Which cell structures are seen in prokaryotic and eukaryotic cells

Which of the following is a way that muscle fibers get energy needed for contraction? 1) When a muscle is contracting during peak activity, it quickly uses up stored creatine phosphate which was produced during moderate exercise.

What would happen if the ocean didn't absorb any carbon dioxide?

Geologists know that wherever plate movement stores energy in the rock along faults

Assuming that there are only two alleles at a given locus, if the frequency of one allele is 0.6, what is the frequency of the other allele? A. - 0.6. B. 0 C. 0.4 D. 0.6 E. 1