Galaxies are classed according to their
a. size
b. shape
c. color
d. number of planets

Organize the word parts according to where they appear in a medical term.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

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?