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Fill in the blank below: in a digestive system, digestion takes place outside of the cells in a series of tubes. food enters one opening and food remnants exit out of a different opening. examples of organisms with this type of digestive system include you, dogs, horses, spiders and earthworms.
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Blood has traveled from the heart to the toes. which describes the next step of the circulation process?
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The first three phases of the cell cycle are collectively known as (1 point) play audio cellular respiration. telophase. mitosis. interphase.
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Lactic acid and energy are produced in muscle cells during choose 1 aerobic respiration cellular respiration anaerobic respiration cellular division
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Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .
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Fill in the blank below: in a digestive system, digestion takes place outside of the cells in a se...
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