Practice: DNA Structure and Replication 1. Label each part of the model to the right. Include specific nitrogen base pairs in
your labeling

Attached earlobes are a reccesive trait in humans. in the tree below, people with attached earlobes are shaded in. which best describes labeled x in the tree? a: a female with one recessive allele b: a female with no recessive allelesc: a male with no recessive allelesd: a male with one recessive allele