human physiology study questions 2

human physiology study questions 2 - a. Estrogen is a type...

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1/25/08 – Friday Study Questions 1. All of the following are true EXCEPT: a. Although individual hydrogen bonds are weak, because there are many of them, the two strands of RNA are held together firmly enough to form the double helix. b. Pyrimidine bases are a class of nucleic acid which contain a single ring of nitrogen and carbon; pyrimidine will pair with an adjacent purine via hydrogen bonds to form the deoxyribonucleic acid structure. c. Both DNA and RNA contain a monosaccharide, a base, and a phosphate group. d. The phosphate group of one nucleotide is linked to the monosaccharide of an adjacent nucleotide 2. Which statement(s) is/are true?
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Unformatted text preview: a. Estrogen is a type of lipid b. Some lipids display both hydrophilic and hydrophobic properties in solution c. Unsaturated fatty acids have one or more double bonds in their long carbon-chain skeleton, whereas saturated fatty acids have no double bonds in there carbon chain d. a, b, and c are true e. only a and c are true 3. Which of the following types of bonds are polar. That is, in which would the resulting two atom molecule be a polar molecule? a. a bond between to carbon atoms b. a bond between two oxygen atoms c. a bond between an oxygen and a hydrogen atom d. a, b, and c are true e. neither a, b, nor c is true...
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