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2. Nitrogenous Base | Definition, List & Pairs - Lesson - Study.com

   study.com/academy/lesson/nitrogenous-base-definition-pairs-quiz.html

   Adenine. Adenine is a nitrogenous base represented by the symbol A in DNA and RNA. It is a purine base and contains two nitrogenous rings fused together. The chemical formula for adenine is C5H5N5 ...

3. Erwin Chargaff's Experiment | Overview, Discoveries & Rules

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   The proportion of the four nitrogenous bases varies from species to species. Lesson Summary Erwin Chargaff is an early 20th century biochemist born in the former Austro-Hungarian Empire.

4. Nitrogenous Bases: Hydrogen Bonding, Overview - Study.com

   study.com/academy/lesson/nitrogenous-bases-hydrogen-bonding-lesson-quiz.html

   Nitrogenous bases are considered the rungs of the DNA ladder. Explore an overview of the five types of nitrogenous bases. Discover pairing rules and how nitrogenous bases bond with hydrogen.

5. DNA Structure, Base Pairs & Diagram - Study.com

   study.com/learn/lesson/dna-background-structure-diagrams-base-pairs.html

   The outside (backbone) of DNA is made of the alternating chains of sugars and phosphates, while the inside is made of the nitrogenous bases. DNA takes on the shape of a double-helix, or a twisted ...

6. DNA Base Pair | Definition, Structure & Pairing - Lesson -...

   study.com/academy/lesson/base-pairs-definition-types-quiz.html

   Adenine and Thymine. Adenine and thymine bases pair together in DNA. Adenine is a purine, meaning it is made of two nitrogenous rings.Adenine has the chemical formula C?5H5N5 and is abbreviated ...

7. Adenine, Thymine, Guanine & Cytosine | Overview & Pairing

   study.com/academy/lesson/dna-adenine-guanine-cytosine-thymine-complementary...

   All life on Earth uses DNA as its genetic material, and all DNA is made from only four different nitrogenous (nitrogen-containing) bases — adenine, cytosine, guanine, and thymine. The bases can ...

8. Complementary Base Pairing | Definition, Rules & Examples

   study.com/academy/lesson/complementary-base-pairing-definition-lesson-quiz.html

   This lesson will explain nitrogenous bases, types of bases, and complementary base pairs in both DNA and RNA. It will also cover the rules of base pairing and provide examples. Updated: 11/21/2023

9. Helicase in DNA Replication | Definition & Function - Lesson -...

   study.com/academy/lesson/how-helicase-unwinds-the-dna-double-helix-in...

   Remember that the nitrogenous bases in DNA are linked in the center by hydrogen bonds. Hydrogen bonds are generally weaker than all the other bonds in the molecule, so this is a perfect spot to ...

10. what are the 4 bases of nitrogen in the DNA and how they compare

    homework.study.com/explanation/what-are-the-4-bases-of-nitrogen-in-the-dna-and...

    Name the four nitrogenous bases that are found in DNA. State the different nitrogenous bases found in the nucleotides that make up DNA. There are four N-bases used in DNA. identify any of the N-base used in DNA. Answer of the following question. What are the base pairs of nucleotides in DNA?

11. Pyrimidine | Definition, Bases & Structure - Lesson - Study.com

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    Figure 2 The nitrogenous bases found in DNA and RNA. Notice from Figure 2 , that the three nitrogenous bases follow the basic structure of a pyrimidine, but have additional atoms or functional ...