Vol. 226, No. 1, RECENT ADVANCES OF PLANT ROOT STRUCTURE AND FUNCTION PROCEEDINGS OF THE 5TH INTERNATIONAL SYMPOSIUM ON STRUCTURE AND FUNCTION OF ROOTS (2000), pp. 71-77 (7 pages) The effects of ...
This image depicts the chemical structure of cytosine. It shows a hexagonal ring with nitrogen atoms at positions 1 and 3, and a primary amine group attached to carbon 4. The two remaining positions ...
There are four bases: Adenine and Guanine (purines); Cytosine and Thymine (Pyrimidines). Purines have two carbon-nitrogen rings while pyrimidines have a single carbon-nitrogen ring. Thus, there are ...
Nucleic acids are essential for all forms of life, and it is found in all cells. Nucleic acids come in two natural forms called deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). Image Credit: ...
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