Answer:Why are diseases caused by viruses often difficult to treat?
Explanation
Viruses are much harder to treat since they are within the human host cells. Most antiviral medications slow down the virus but do not kill it. Antivirals keep the infection under control, or stop the virus from multiplying, while your immune system does the heavy lifting.
DNA belongs to a class of polymeric organic macromolecules called nucleic acids
Answer:
An invading.
Explanation:
When a(n) invading organism enters an established ecosystem, it competes with some of the native organisms for food. as a result, the entire ecosystem can be thrown out of balance
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Answer:
<em>The process of photosynthesis is commonly written as: 6CO2 + 6H2O → C6H12O6 + 6O2.</em>
Explanation:
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C . because a foreign species could compete with a native species and drive it to extinction
