Ascientist discovers a new planet with a blue color in its atmosphere. what can he assume about the planet? a. the planet is very dense. b. the atmosphere contains hydrogen and helium. c. the atmosphere contains methane. d. the planet is not very dense.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms