The best surface to run on is one that's a. as hard as possible so that it adds more stability to your foot. b. uneven so that the tendons and ligaments in the ankles and knees are strengthened. c. hilly so that you can improve your cardiovascular endurance. d. smooth and soft so that it can cushion the stresses of running.

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

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy

What is the role of the phospholipid belayer in cellular transport in living cells