You make an educated guess in what you already know about the experiment.
Make sure you hypothesis is testable, It is not a question so dont make it sound like one <span />
Bio accumulation of DDT lead to bird eggs with weak shells and non viable offspring. The lethal effects of DDT on birds was first noted in 1950; scientists discovered that earthworm was accumulating the DDT pesticide and that the robins that were preying on the earthworms were been poisoned. Further research revealed that the chemical cause thinning of the egg shell and production of non viable offspring. The chemical has since been banned in USA.
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I think its sensitivity. Not quite sure tho
Answer:
its different for everyone pero probably it starts at around 13 yrs old
Explanation:
