In DNA, the four bases are: adenine, guanine, thymine and cytosine.
If you mean the "rungs", they are made up of the bases (adenine and thymine; cytosine and guanine). The sides of the double helix is made up of phosphate and sugars.
A molecule of DNA consists of two strands of various chemical compounds that other chemicals carrying genetic information join together, much like ladder rungs hold ladder rails apart. The two strands joined with thousands of rungs look like a long rope ladder that has been twisted into the shape of a spiral, called a double helix.
Two strands of nucleotides, paired by weak hydrogen bonds (the rungs) between the bases, from a double-stranded DNA. When bonded in this way, DNA forms a two-stranded spiral, or double helix. Note that adenine always bonds with thymine and cytosine always bonds with guanine.
purines, pyrimidines, nucleotides and nitrogen bases.
DNA:Guanine-CytosineAdenine-ThymineRNA:Guanine-CytosineAdenine-Uracil
They are not proteins, but rather nitrogen bases. They are cytosine, with joins with guanine, and thymine, which joins with adenine. These nitrogen bases form the 'rungs' of the double- helix shaped DNA.
"There are four bases, adenine, guanine, cytosine, and thymine, in DNA. The bases give DNA their variety. The bases are the "rungs" in the double helix ladders and the "handles"of the double helix are composed of deoxyribose sugar and phosphate. Hydrogen bonds hold all of these components together." (This answer was copy and pasted from another answer.)
Yes, the rungs of the DNA ladder consist of pairs of nitrogen bases.
The groups are 1. Phosphate 2. Deoxyribose sugar 3. Nitrogen base The phosphates and deoxyribose sugars make up the sides of the helix (alternating one after the other) and nitrogen bases are the "rungs" of the helix.
The rungs of the DNA double helix are made up of alternating deoxyribose sugar molecules and phosphate molecules. Please refer to the related link below.
The two strands of DNA are held together by hydrogen bonds between the nitrogen base pairs.
They are nitrogen bases.
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If you mean the "rungs", they are made up of the bases (adenine and thymine; cytosine and guanine). The sides of the double helix is made up of phosphate and sugars.
DNA is composed of two strands of DNA nucleotides, arranged into a double helix, often referred to as a twisted ladder. The sides of the ladder are composed of alternating deoxyribose sugar molecules and phosphate molecules, and the rungs of the ladder are the pairs of nitrogen bases. The two strands of DNA nucleotides are held together by hydrogen bonds which form between the paired nitrogen bases.
A molecule of DNA consists of two strands of various chemical compounds that other chemicals carrying genetic information join together, much like ladder rungs hold ladder rails apart. The two strands joined with thousands of rungs look like a long rope ladder that has been twisted into the shape of a spiral, called a double helix.
Two strands of nucleotides, paired by weak hydrogen bonds (the rungs) between the bases, from a double-stranded DNA. When bonded in this way, DNA forms a two-stranded spiral, or double helix. Note that adenine always bonds with thymine and cytosine always bonds with guanine.