Which term names the replacement of living cells with minerals to form a rock-like fossil of a living thing? a. mold fossil b. petrified fossil c. cast fossil d. trace fossil

Drag each label to the correct location on the image. each label can be used more than once. a scientist 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. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc

Which of the following best describes the purpose of technology?

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?