genetic marker
gene or DNA sequence with a known location on a chromosome that can be used to identify individuals or species
en-GB/d͡ʒɪˈnɛtɪk ˈmɑːkə/
en-US/d͡ʒəˈnɛtɪk ˈmɑɹkɚ/
gene or DNA sequence with a known location on a chromosome that can be used to identify individuals or species