What is a sugar phosphate backbone and how many dose a double helix have?

The fascicles of the deltoid are ; the fascicles of the pectoralis parallel; bipennate fusiform; unipennate multipennate; triangular bipennate; fusiform

Read the article and use the information to answer the questions that follow discovering the structure of dna explain how the discoveries by rosalind franklin watson and crick build an accurate model of dna done

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources