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AP Biology John D. O’Bryant School of Mathematics and Science. September 19, 2012. Agenda. Do Now (Quiz) Case Study: “A Can of Bull: Do Energy Drinks Really Provide a Source of Energy?” Video: “Inner Life of the Cell” Microanatomy of the Cell. Do Now (Quiz).

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Presentation Transcript
agenda
Agenda
  • Do Now (Quiz)
  • Case Study: “A Can of Bull: Do Energy Drinks Really Provide a Source of Energy?”
  • Video: “Inner Life of the Cell”
  • Microanatomy of the Cell
do now quiz
Do Now (Quiz)
  • 1. The structural level of a protein least affected by a disruption in hydrogen bonding is the
  • A) primary level
  • B) secondary level
  • C) tertiary level
  • D) quaternary level
do now quiz1
Do Now (Quiz)
  • 2. Which of the following is a difference between DNA and RNA?
  • A) RNA is double-stranded; DNA is single-stranded
  • B) DNA is found in the nucleus; RNA is never found in the nucleus
  • C) In DNA, adenine pairs with guanine; in RNA, adenine pairs with thymine
  • D) DNA contains thymine; RNA contains uracil
  • E) DNA consists of five different nucleotides; RNA consists of four different nucleotides
do now quiz2
Do Now (Quiz)
  • 3. In the double helix structure of nucleic acids, cytosine hydrogen bonds to
  • A) deoxyribose
  • B) ribose
  • C) adenine
  • D) thymine
  • E) guanine
do now quiz3
Do Now (Quiz)
  • 4. A double-stranded DNA molecule contains a total of 120 purines and 120 pyrimidines. This DNA molecule could be comprised of
  • A) 120 adenine and 120 uracil molecules
  • B) 120 thymine and 120 adenine molecules
  • C) 120 cytosine and 120 thymine molecules
  • D) 240 adenine and 240 cytosine molecules
  • E) 240 guanine and 240 thymine molecules
do now quiz4
Do Now (Quiz)
  • 5. The globular protein transthyretin results from the aggregation of four polypeptide subunits. Each of the subunits is a polypeptide chain with an alphe helix region. Which structure(s) must the transthyretin protein have?
  • A) primary structure
  • B) primary and secondary structure
  • C) primary, secondary, and tertiary structure
  • D) primary, secondary, tertiary, and quaternary structure
  • E) primary, secondary, tertiary, quaternary, and alpha structure
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