Which of the following is not true about sedimentary rocks? a. they are formed through compaction and cementation. c. they are formed from igneous rock fragments. b. they are made up of sediments. d. they are not part of the rock cycle.

Abacterium was found to contain a sequence of atcgggatcct in its genome. a few generations later, the sequence was found to be atcatcct. what type of mutation caused this change in the bacteria? a. duplication b. insertion c. inversion d. translocation