Question

Short stretches of DNA used to identify complementary sequences in a sample are called ______.

Options

• Probes

• Markers

• Primers

• Minisatellites

Answer 1

Short stretches of DNA used to identify complementary sequences in a sample are called probes.

Explanation:

Probes are a single-stranded sequence of DNA or RNA used to detect and bind to a specific, complementary sequence in a sample of DNA or RNA.