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A 75-year-old man was found unconscious in his bathroom after falling and hitting his head. He survived for several hours but died later in the hospital. An autopsy was performed to determine the exact cause of death. Evidence indicated that the man had suffered two strokes, both due to blocked […]

1. The units of inheritance areA) twins.B) genes-C) heredities.D) metabolic activities.E) evolutions. 2. Which of the following includes other levels of hierarchy?A) kingdomB) domainC) familyD) phylumE) order 3. The first step in the scientific method is toA) propose a solution.B) draw a conclusion.C) perform an experiment.D) predict the results of […]

The decline of biodiversity at the hands of modern humans likely started even before the last Ice Ages. Recently some scientists have proposed a scenario called “Pleistocene re-wilding,” which offers an optimistic agenda for 21st-century conservation to bring back animals that disappeared from North America 13,000 years ago. What could […]

Person 1- sitting, standing and laying down Person 2- standing, laying down and sitting Person 3- laying down, sitting and standing Collect data from 3 test participants.  Please find participants that are not currently smoking or have not smoked in the last two years. Have your participants sit in a […]