The midwife provides prenatal care to several different women. Which woman does the midwife identify as having the greatest risk for giving birth to a newborn with trisomy 21?

Which term is used when documenting a woman who has never been pregnant?

Some colon cancers have more mutations than others because of

 To differentiate the template from new DNA, mismatch repair in E. coli detects

If a dsDNA break occurs during G2, which system is preferred by the cell to repair it?

STR analysis is performed on bone marrow donor–recipient pairs prior to transplantation for which of the following reasons?

In the polymerase-switching translesion DNA synthesis model,

In E. coli nucleotide excision repair, which enzyme cuts the DNA?

Which repair system cleaves upstream and downstream of the DNA damage and removes the damaged piece of DNA?

Why is Dam methylase important in DNA repair?