Double helix flashcard sets

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1-2 of 2Double helix flashcard sets
# Title Terms Date
1double helix by daisha2142 termsApril 1, 2008
2Essential Cell Biology Ch 5by wjbean14 termsApril 9, 2009
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double helix definitions
# Definition Sets
1the form of native dna, referring to its two adjacent polynucleotide strands wound into a spiral shape.44 sets
2a pair of parallel helices intertwined about a common axis20 sets
3two strands of nucleotides wound about each other; structure of dna18 sets
4shape of dna16 sets
5the shape of dna13 sets
6spiral-staircase structure characteristic of the dna molecule10 sets
7the form of native dna, referring to its two adjacent polynucleotide strands wound into a spiral shape8 sets
8the presence of 2 strands of dna5 sets
9a shape like a twisted ladder5 sets
10shape of a dna molecule formed when two twisted dna strands are coiled into a springlike structure and held together by hydrogen bonds between the bases4 sets
11two strands twisted around each other4 sets
12the form of native dna, referring to its two adjacent antiparallel polynucleotide strands wound around an imaginary axis into a spiral shape.4 sets
13the twisted ladder structure of a dna molecule.3 sets
14twisted ladder shape of dna, formed by two nucleotide strands twisted around each other3 sets
15dna has this type of structure3 sets
16the spiral-staircase structure that is characteristic of the dna molecule3 sets
17the shape of a dna molecule3 sets
18the twisted ladder shape of dna3 sets
19form of dna3 sets
20form of native dna, referring to its two adjacent polynucleotide strands wound into a spiral shape3 sets
21the form of dna, referring to its two adjacent polynucleotide strands wound into a spiral shape3 sets
22the structure of dna3 sets
23a molecule of dna is double stranded, with two polynucleotides wrapped around eachother3 sets
24structural arrangement of dna, which looks something like a long ladder twisted into a helix, or coil. the sides of the "ladder" are formed by sugar and phosphate molecules, and the "rungs" are nucleotide bases joined weakly in the middle by hydrogen bonds.2 sets
25the shape of a twisted ladder2 sets
26model that compares the structure of a dna molecule, in which two strands wind around one another, to that of a twisted ladder2 sets
27structure of dna of two adjacent polynucleotide strands wound into a spiral shape2 sets
28spiral staircase structure characteristic of the dna molecule2 sets
29dna structure2 sets
30the structure of dna, in which two long strands of covalently bonded nucleotides are held together by hydrogen bonds and twisted into a spiral coil.2 sets
31shape of a dna molecule formed when two twisted dna strands are coiled into a spring-like structure and held together by hydrogen bonds between the bases2 sets
32the shape that two linear strands of dna assume when bonded together.2 sets
33two bands of dna bond together by hydrogen bonds to form a molecule of dna2 sets
34twisted ladder2 sets
35form of dna, two twisted strands2 sets
36the shape of the two strands of dna twisted together2 sets
37the shape of dna.2 sets
38in which two polynucleotides wrap around each other2 sets
39describes the twisted ladder shape of a dna molecule2 sets
40the spiral arrangement of the two complementary strands of dna.2 sets