<span>Pathogenic bacteria are the disease causing bacterias
Infection occurs when </span>viruses<span>, </span>bacteria<span>, or other </span>microbes <span>enter your body and begin to multiply. Disease, which typically happens in a small proportion of infected people, occurs when the cells in your body are damaged as a </span>result<span> of infection, and </span>signs and symptoms<span> of an illness appear.</span>
Answer;
DNA replication is semi-conservative.
The meselson-stahl experiment supported the hypothesis that DNA replication is semi-conservative.
Explanation;
The Meselson-Stahl experiment was an experiment by Meselson and Stahl that proved that the semi-conservative model by Watson and Crick was correct.
DNA replication is semi-conservative in the sense that the new helices formed after replication contain, one new DNA strand and one old strand from the parent DNA molecule.
Answer:
A, B and D
Explanation:
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