Lead.
"Due to insufficient water treatment, lead leached from water pipes into the drinking water, exposing over 100,000 residents to elevated lead levels."
In order for natural selection to take place we must have "variety in a population". This variety of traits is what allows natural selection to "pick" the most favorable traits.
A simple or closed fracture does not break the skin. This is further explained below.
<h3>What is a closed fracture?</h3>
Generally, a closed fracture is simply defined as a situation whereby the skin hasn't been damaged, even if the bone is cracked.
In conclusion, If the fracture is simple or closed, no blood will be seen on the skin. More detail about this is provided below.
Read more about closed fracture
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95% sure it is answer B) Detect the electrical discharges of prey in the sand using small pits on it's bill, crush the food with grinding pads on the top and bottom of it's bill (they don't have actual teeth), and webbed feet.
I did some quick research and it had all of those things.
Hope this helps.
Answer:
From your parents DNA i believe
Explanation:
