Answer:Like all viruses, phages are simple organisms that consist of a core of genetic material (nucleic acid) surrounded by a protein capsid. The nucleic acid may be either DNA or RNA and may be double-stranded or single-stranded.
Explanation:
Answer:
the total volume divided by time mutiplied by the drop factor = flow rate
Explanation:
Answer: 15
Explanation: since it affects only 1 out of 20, you can divide 300 by 20 which equals 15