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Do now activity #1 What is the monomer of DNA?
What is the function of DNA? Where is DNA stored? What stage of interphase is DNA replicated? Why must DNA be replicated before mitosis? Why is it important to check the cell before mitosis? What stage of interphase is that?
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Section 2-1: DNA Structure
Essential Question There are 4 types of DNA monomers. Describe all possible types of DNA monomers (what are the similarities & differences between the monomers?). Section 2-1: DNA Structure Learning Targets Explain how the structure of DNA determines the structure of proteins.
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announcements Section 1 Retake (>70%)
Completed stamp sheet assignments Retake score will be permanent Starts Monday, September 24, 2018 Class website will be updated today Refer to stamp sheet for list of assignments Quiz 1 scheduled for: Friday, 9/21/18 Quiz 2 scheduled for: Friday, 9/28/18 Section 2 Test scheduled for: Friday, 10/5/18 Last Day to Stamp Chapter 5: Thursday, 10/4/18
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Available Extra Credit
announcements Available Extra Credit OR Tissue/Pencil Box = 5 Point Class Pass (Limit 2 per student per chapter)
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Don’t forget to chunk your notes!
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DNA is like a set of instructions.
overview cyclins DNA is like a set of instructions.
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Some people think of DNA as map of directions.
overview cyclins Some people think of DNA as map of directions.
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And others think DNA is like a recipe.
overview cyclins And others think DNA is like a recipe.
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Function of DNA: Stores genetic __________ .
overview cyclins information Function of DNA: Stores genetic __________ .
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Don’t forget to chunk your notes!
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DNA Structure: Double helix made of nucleotides.
cyclins
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Each nucleotide is made of 3 parts.
DNA Structure Each nucleotide is made of 3 parts. cyclins
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DNA Structure 1. Deoxyribose cyclins
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DNA Structure 1. Deoxyribose 2. Phosphate cyclins
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DNA Structure Deoxyribose Phosphate 3. Base cyclins
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What are all the parts of a nucleotide?
Question #1 What are all the parts of a nucleotide?
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Question #1: answer Deoxyribose Phosphate 3. Base cyclins
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Don’t forget to chunk your notes!
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Base pairs Describe what you see. cyclins
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Base pairs Describe what you see. cyclins
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Base pairs cyclins
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Base pairs Purines Pyrimidines Adenine Thymine Guanine Cytosine
hydrogen bonds cyclins
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Purines attach to pyrimidines
Base pairs Purines attach to pyrimidines cyclins
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Adenine attaches to ______ .
Base pairs Adenine attaches to ______ . Thymine cyclins
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Base pairs ________ attaches to Cytosine . Guanine cyclins
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According to the picture, which part of the monomer can change?
Question #2 According to the picture, which part of the monomer can change? A C B
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Don’t forget to chunk your notes!
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Double helix DNA is double stranded. cyclins
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The DNA strands are anti-parallel
Double helix The DNA strands are anti-parallel cyclins
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