Answer:
A phosphate backbone is the portion of the DNA double helix that provides structural support to the molecule. DNA consists of two strands that wind around each other like a twisted ladder. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups.
Answer:
Planet A: Mars
Planet B: Earth
<em>Explanation</em>:
I got it right on Edge 2020, your welcome :)
HEY I THINK THIS WILL HELP?
<u>they inherited a recessive O allele from both parents. The A and B alleles are </u><u>codominant</u>.<u> Therefore, if an A is inherited from one parent and a B from the other, the phenotype will be AB. Agglutination tests will show that these individuals have the characteristics of both type A and type B blood.</u>
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<em>have a good day:)</em>
All DNA is a cell is harbored in the nucleus, so DNA replication should only occur in the nucleus of the cell.
