What is a cloning vector? a. the laboratory apparatus used to clone genes b. the sticky end of a dna fragment c. an enzyme that cuts dna into restriction fragments d. a dna probe used to locate a particular gene in the genome e. an agent, such as a plasmid, used to transfer dna from an in vitro solution into a living cell

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases