Unit Test Active 1 2 3 4 5 6 7 8 a This chart shows four atoms, labeled W, X, Y, and Z. These atoms can combine with each other to form molecules Which combination of atoms will form a molecul not a compound? W and x X and Y W and Z Atom W X Х Y Z Element oxygen hydrogen carbon oxygen O Y and Z

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

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Where are the strongest jet streams located?