Answer:
Substances that conduct an electric current only under certain conditions are most likely to be METALLOIDS
Explanation:
Metalloids conducts electricity and allows the passage of electron which enhances their conductivity and make them suitable for it. Although this ability is only achieved when there is an increase in temperature in order to achieve this feat.
Answer:
The University of Cambridge
Explanation:
Late in 1951, Crick started working with James Watson at Cavendish Laboratory at the University of Cambridge, England.
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Answer:
The correct option is <em>B) Some wolves may have had variants in their digestion that allowed them to eat wheat, rice, barley, corn, and potatoes and so were able to survive with humans.</em>
Explanation:
Organism of a population might have genetic variations in them due to many reasons. The species of a population which are better adapted to live in a particular area are able to survive and produce more offsprings. As a result, that particular area increases in that genetic variant.
In the above scenario, some of the wolves had variants in their digestion which made them better adapted to live with the humans as they could eat wheat, rice etc. The wolves which did not have variants in their digestion couldn't survive in the human areas.