I think the best answer among the choices presented above is option C. If a scientific experiment is repeated, but its results cannot be repeated by others then there <span>is no consensus on the data. There is no agreement of the data between different researchers therefore it cannot support a hypothesis.</span>
2019 years have humans been on earth
The epiglottis - a flap of elastic tissue that projects upwards behind the tongue and hyoid bone. It closes off the larynx during deglutition (swallowing) to prevent aspiration and direct food down the oesophagus rather than the trachea.
Chemoheterotroph photoheterotroph photoautotroph chemoautotroph.
The grain size for location D (hornfels) is fine.