These are the nitrogenous bases in a nucleotide. There are four, which you mentioned in the problem: adenine, thymine, guanine, and cytosine.
The other two parts of a nucleotide make up he backbone: sugar, deoxyribose (DNA=DEOXYRIBOnucleic acid) and the phosphate group.
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A globe is a three dimensional model
<span>A </span>globe<span> is a </span>three-dimensional<span>, spherical, scale model of Earth (terrestrial </span>globe<span> or geographical </span>globe<span>) or other celestial body such as a planet or moon.</span>
Plants exchange gases with their surroundings through openings in their Leaves, Stomata.
Answer:
Scientists Classify Organisms into Three Domains.Each domain is subdivided into kingdoms, followed by phyla, class, order, family, genus, and species.
Explanation:
