En resumen, para que se defina y aborde de manera operativa, el "gen mendeliano" requiere una diferencia de fenotipo asociada con una diferencia de genotipo, mientras que el "gen molecular" requiere transcripción.Answer:
Explanation:
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Veins don’t always conduct oxygen poor blood. The pulmonary vein brings reoxygenated blood from the lungs into the heart
Answer:

- Which statement is a fundamental principle of the cell theory?*

Living organisms are composed of cells.