bio chapter 11

bio chapter 11 - Handout for CHAPTER 11 DNA The molecule of...

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Handout for CHAPTER 11 - DNA: The molecule of heredity General concept of heredity The science behind heredity Scientific method and the history of the search for genes A new set of questions, now that we know that genes are found on DNA 1
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Some history of the search for DNA’s structure What is DNA? Nucleotide – the basic unit The bases found in DNA 2
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Details about the DNA molecule In humans, the DNA in chromosome 1 is 246 million bases long DNA polymerases can chain new bases toether at a rate of 50/ second It would take 57 days to copy DNA on chromosome 1 A better faster way DNA helicases pull apart a section of DNA in the middle to create a bubble DNA polymerases work to make new pairs inside bubbles Multiply bubbles can be formed and replicated simultaneously much The backbone and rungs of the “ladder” Base pairs exhibit complimentary bonding 3
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If one strand of DNA has these bases, what does the complimentary strand look like? A
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bio chapter 11 - Handout for CHAPTER 11 DNA The molecule of...

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