Mutations are relatively uncommon because a. frameshift mutations occur very frequently. b. dna is able to repair itself over time. c. physical mutagens such as x-rays seldom damage dna. d. dna repair enzymes often repair errors. e. transposons are constantly moving throughout the genome.

it would be rhyolitic hope this

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: