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They consist mainly of iron-nickel metal with small amounts of sulphide and carbide minerals. During the decay of radioactive elements in the early history of the solar system, many asteroids melted and the iron they contained, being dense, sank to the centre to form a metallic core.
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False, it was 1670 when they first saw bacteria.
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Polyploidy arises as the result of total nondisjunction of chromosomes during mitosis or meiosis.
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Answer:
The force that gravity exerts upon an object.
Its C. <span>the small population size means that the new colony may have reduced genetic variation from the original population and that variation, in this case, included the dominant allele for huntington's disease.</span>