Answers 345

Answers 345 - 1. Which of the following is NOT one of the...

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1. Which of the following is NOT one of the six most common in living organisms? Your answer: Wrong. The correct answer is iron 2. Which statement is NOT true about elements? Your answer: Wrong. The correct answer is an element consists of atoms and molecules 3. Which is NOT true about the electrical charges in chemistry? Your answer: Wrong. The correct answer is in an atom, the number of protons and neutrons must be equal 4. The characteristic way in which atoms of an element react is most related to the Your answer: Wrong. The correct answer is number of electrons in the outermost shell 5. Which statement is NOT true about ionic bonds? Your answer: Wrong. The correct answer is an ion has the same number of electrons as a nonionic atom of the same element 6. Which statement is NOT about covalent bonds? Your answer: Wrong. The correct answer is covalent bonds form when an electron is completely lost or gained from an atom 7. Which statement is NOT true about water's properties? Your answer: Wrong. The correct answer is the temperature of water rises and falls quickly 8. Which term is based on the Greek root word for "water" and "fear"? Your answer: Wrong. The correct answer is hydrophobic 9. Which statement is NOT true about the pH scale? Your answer: Wrong. The correct answer is the scale ranges from 1-15 10. If the pH of cytoplasm is approximately 7.2, the cytoplasm is Your answer: Wrong. The correct answer is slightly alkaline 11. Acids Your answer: Wrong. The correct answer is release hydrogen ions 12. Which of the following is NOT one of the four most common elements found in living organisms? Your answer: Wrong. The correct answer is sulfur 13. Organic molecules are those that contain at least Your answer: Wrong. The correct answer is carbon and hydrogen 14. A polysaccharide is a polymer made up of which kind of monomers?
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This note was uploaded on 10/31/2011 for the course BIO 102 taught by Professor Robinson during the Spring '09 term at UPenn.

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Answers 345 - 1. Which of the following is NOT one of the...

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