Producers, like this plant, take in oxygen and release carbon dioxide during , just like animals and other living things. question 20 options: decomposition photosynthesis transformation cellular respiration

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

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