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Which vocabulary term is used to describe the sides of the DNA ladder?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
Which of these elements is NOT found in the DNA molecule?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
Which of the following combinations correctly describes the bonds found within the DNA molecule?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
Adenine, guanine, thymine, and cytosine are all examples of:
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
Which of these structures within the DNA molecule causes it to have a negative charge?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
The DNA molecule is made of many different parts. Which structure is considered the individual building block?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
When looking at the DNA molecule as a whole, it has/is _________________.
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
The backbone of the DNA molecule contains which two structures?
a negative charge
nitrogen bases
the phosphate
backbone
sulfur
weak hydrogen bonds hold together the nitrogen bases, while strong covalent bonds hold together the sugars and phosphates
a nucleotide
deoxyribose sugars and phosphates
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