If a mutation occurred within an STR region inherited by a child, what would MOST likely happen?  

The episode shows biological evidence of sexual assault containing the killer’s DNA. Which biological concept explains why epithelial cells can identify an individual?  

The killer repeatedly used telephone cords as restraints. Using telomere biology, evaluate why telomere length cannot be used to estimate the killer’s age from DNA left on the cord.

Suppose the DNA sequence from the suspect contained the following template strand: 3′-T A C G A T C C G-5′ Which complementary strand would DNA polymerase produce?

Which of the following statements about individuals with bulimia nervosa is true?

The killer’s ancestry was determined to be 85% Sub‑Saharan African and 15% Native American. Using meiosis and recombination, synthesize how these percentages arise across generations and why Punnett squares cannot model ancestry.

Investigators learned that the same individual committed multiple murders because:

During PCR, which enzyme synthesizes new DNA strands?

DNA phenotyping uses autosomal DNA because autosomes:

Suppose investigators recovered DNA from two crime scenes with identical STR profiles. What is the MOST reasonable scientific conclusion?