Multiple Choice
Scientists recommend a diet rich in antioxidants to stay healthy. What occurs at the atomic level to explain this recommendation?
A) Antioxidants stop the chain reaction of cellular damage caused by free radicals.
B) Antioxidants cause an increase in pH, which is necessary for neutrality in cells.
C) Antioxidants steal electrons, which gives cells extra energy.
D) Antioxidants are inert and do not interact with free radicals.
Correct Answer:
Verified
Correct Answer:
Verified
Q14: Which property (or properties)of water enables it
Q15: An atom's nucleus is composed of:<br>A)protons only.<br>B)neutrons
Q16: Which of the following is the most
Q17: Your friend does a belly flop into
Q18: All animals need oxygen gas (O2)for their
Q20: Imagine that you have been hired as
Q21: What does HOH represent?<br>A)an atom of water<br>B)a
Q22: The fact that salt dissolves in water
Q23: Most biological molecules are joined by:<br>A)peptide bonds.<br>B)ionic
Q24: The atomic number of an atom is