Answer:
In double-stranded DNA, the molecular double-helix shape is formed by two linear sugar-phosphate backbones that run opposite each other and twist together in a helical shape. The sugar-phosphate backbone is negatively charged and hydrophilic, which allows the DNA backbone to form bonds with water.
The category is just called plants
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Answer:
pancreas
Explanation:
beta cells of the pancreas produce insulin
I believe the term for two similar chromosomes would be homologous chromosomes.
