Sister chromosome exchanges are recombination events that occur between homologous chromosomes and are often the result of exposure of the cell to DNA damaging agents.
Cross over, or recombination, is the exchange of chromosome segments between non sister chromatids in meiosis. Crossing over creates new combinations of genes in the gametes that are not found in either parent, contributing to genetic diversity.
<span>radioactive zone & convection zone i think
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Pathway of air: nasal cavities (or oral cavity) > pharynx > trachea > primary bronchi (right & left) > secondary bronchi > tertiary bronchi > bronchioles > alveoli (site of gas exchange)
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Answer:
Anna has been dead for more than a few hours.
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With the presence off eggs shows us that there was enough time for the flies to discover her and lay the eggs.
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is there supposed to be a image attached?
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what soups are they talking about
