div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=mr-mckays-science-world-home-this-structure-is-called-a-dna-double-helix-becausehtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: Mr McKays Science World - Home · This structure is called a DNA double helix because of the spiral or helical form made by the two DNA strands Each strand of DNA is very long loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentinreader035viewer20220814065f0f1a0b7e708231d4427fcdhtml5thumbnails7jpg width=140 height=200 divdiv