The part of the cell would she use as a source of these enzymes is the mitochondrial matrix. It contains <span>he mitochondria's </span>DNA<span>, </span>ribosomes<span>, soluble </span>enzymes<span>, small organic molecules, nucleotide cofactors, and </span>inorganic ions<span>. Thank you for posting your question here. I hope the answer helps. </span>
Since we've been using petroleum in vast amounts organizations such as OPEC have appeared which restricts the U.S which ensued our country into suing; if this lawsuit passes then we will possibly be taking more petroleum than ever before due to it's demand such as it's needed for machinery and vehicles and etc. Most petroleum are from middle eastern countries, so our dependency will run rampant which will make us adhere to any of their policies pertaining to this fossil fuel in the near future.
The answer is the letter B. Electrical signals.
*Our brain and body communicates with each other by sending messages in the form of electrical signals.