Since “screens” (cell phones/electronic devices) seem to be here to stay and will be part of daily life for most families, there needs to be guidelines for their use. Imagine you are the parent of a toddler and preschool aged child, create a set of 5 guidelines for their use.

Ascientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions.