In figure 12–5, what nucleotide is going to be added at point 2, opposite from guanine? a. adenine b. thymine c. cytosine d. guanine

During a hot day, warm and moist air rises and cools in the atmosphere. which even would occur next on such a day? a. condensed droplets would gather to become water vapor. b. water vapor would condense into tiny droplets. c. water droplets would evaporate to form rain and snow.

The dense layer of connective tissue that surrounds an entire skeletal muscle is the

20 the main source of energy for our planet comes from the