The human body consists of primarily the elements _____
A) carbon, oxygen, iron, and calcium
B) oxygen, nitrogen, sulfur, and vitamin C
C) nitrogen, carbon, oxygen, and hydrogen
D) carbon, nitrogen, hydrogen, and calcium
Correct Answer:
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Q2: Which subatomic units are found in the
Q3: Ions with an overall positive charge are
Q5: Meat turns brown when exposed to air
Q6: What are proteins, carbohydrates, and lipids composed
Q8: When one atom losses an electron and
Q12: When an atom of fluorine gains an
Q13: Subatomic units that are positively charged are
Q14: This is the chemical reaction that represents
Q16: Oxidation is the _.
A)loss of 1 or
Q17: An atom is neutral when the number
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