Multiple choice Length changes occur in microsatellite mutation due to which of the following? Ectopic recombination Replication slippage Retrotransposition Whole genome duplication Reveal answer Fill a bubble to check yourself B Correct answer Explanation The proposed cause of length changes in satellite mutation is replication slippage. It is caused by mismatches between DNA strands while being replicated during meiosis. Replication slippage can produce duplication of short genetic sequences.