Which is similar between autotrophs and heterotrophs? * a both need to obtain energy. b both need to produce glucose. c both use the same method of absorbing water. d both occupy the same position in a food chain.

The answer is A, all organisms need energy to live. autotrophs (ex plants) produce glucose and absorb water differently hetertrophs (ex animals and humans) andautotrophs are typically first in the food chain hetertrophs are not

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