The scientist most likely found an RNA molecule. The RNA is a single-stranded molecule composed of many nucleotides.
The ribonucleic acid (RNA) is a single-stranded molecule composed of a long chain of consecutive nucleotides.
In RNA, there are four types of nucleotides, each containing one different nitrogenous base, i.e., Adenine, Uracil, Guanine and Cytosine.
In RNA, Uracil nitrogenous bases replace Thymine bases observed in the DNA molecule.
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Answer:
el niño tendría síndrome de downEl síndrome de Down es causado por un error aleatorio en la división de las células que tiene como resultado la presencia de una copia extra del cromosoma 21.
Cell, the smallest unit that can exist independently
