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Life of Animals

Biology 1003

QuestionAnswer
What are the characteristics shared by all living things? Composed of one or more cells, capable of reproduction, blueprint in the form of DNA, respond to stimuli in their environment, and they all share some basic biochemical processes.
What is the smallest unit of an element? An atom
What is a molecule composed of? Two or more atoms bound together.
What is an organic molecule? A molecule that contains carbon.
What are the characteristics shared by all animals at some point during their life cycle? multicellular, heterotrophic, and they are mobile at some point in their life.
How long ago did the first prokaryotes evolve? approximately 3.5 billion years ago.
Created by: StudyBuddy20
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