The answer is the nervous system.
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C) centrioles is correct
All other parts have important functions but only centrioles help with chromosomes
The mantle being made of nickel and iron is the correct statement about the geosphere and is denoted as option B.
<h3>What is Geosphere?</h3>
This is referred to the solid part of the earth and consists of rocky materials present in it.
The geosphere has the mantle which is made up of materials such as iron and nickel which are metals and are responsible for their rigid solid structure thereby ,making it the most appropriate choice.
Read more about Geosphere here brainly.com/question/842883
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A. Liver
<span>the liver is the chemical factory of your body, as it takes substances and changes them into other substances that your body needs.</span>
Over the years, greater controversy has arisen over environmental issues as the issues addressed have become more complex and less easily identifiable.
