Select all the correct answers.
How could a school reduce its use of energy resources?
The lights could be kept on for longer periods of time.
Light bulbs that use less energy could be installed.
Windows and doors could be covered with better insulation.
The heating or cooling systems could be turned down on weekends.

Transposon can cause mutations in genes at or near the site of transposon insertion. it is possible for these elements to transpose away from their original site, causing a reversion of the mutant phenotype. in some cases, however, even more severe phenotypes appear when these elements excise from this site, due to events at or near the mutant allele. what might be happening to the transposon or the nearby gene to create more severe mutations?