No; some mice may have developed lung cancer in less than 500 days of cigarette smoke exposure.
Answer:
II. This type of RNA molecule transports amino acids from the cytoplasm to the ribosomes to build proteins.
Answer:
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Explanation:
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<em>Respiration is the process by taking in oxygen and liberating carbon dioxide from the oxidation of complex organic substances.</em>
<em>Three types of respiration include internal, external, and cellular respiration. External respiration is the breathing process. It involves inhalation and exhalation of gases. Internal respiration involves gas exchange between the blood and body cells.</em><em>.</em><em>.</em><em>.</em>
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Mitosis involves copying the cell's nucleus. Binary Fission only occurs in prokaryotes, so they do not have a nucleus to copy.
