Answer:
Cells produce CO2 and use O2 thats why there is less oxygen in exhaled air bc cells used some and more CO2 bc body gets rid off extra CO2 like that
Explanation:
I hope I did't over complicate
The atomic number reflects how many electrons there are, and there must be an equal charge<span>. therefore, there are the same amount of protons as there are electrons. so if it has 81 protons, we look for number 81 in the </span>periodic<span> table, Thallium</span><span>Thallium is the answer to this
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More info please? Maybe a pic and the answer choices :)
Answer: The complementary sequence of the DNA is GCTATCG.
The complementary sequence for RNA is CGAUAGC.
Explanation: There are five bases found in nucleic acids namely: Adenine, Uracil, Thymine, Cytosine and Guanine.
In DNA, Adenine pairs with Thymine while Guanine pairs with Cytosine. In RNA, Adenine pairs Uracil while Guanine pairs with Cytosine.
