Answer:
B. nuclease (destroys DNA and RNA)
Explanation:
Viruses are the particles that contain a protein coat called the capsid. Inside the capsid, viruses have their genetic material. Viruses may have single-stranded or double-stranded DNA molecules or single-stranded or double-stranded RNA molecules as their genetic material. Therefore, to destroy viruses, one must target their genetic material. Nucleases are enzymes that digest nucleic acids (DNA and RNA). The use of nucleases would destroy the genetic material of viruses and would be most effective to control them.
C: organise into charts ,graphs ,do calculations if necessary.
<span>Echocardiography with doppler flow can show numerous abnormalities, including ventricular hypertrophy, dilation of heart chambers, and abnormal heart wall motion. Place patient in a supine position on their left side facing the equipment. Instruct the patient about the procedure. Inform the patient about sensations that may occur, like pressure and the mechanical movement from the head of the transducer. There are no contraindications to the procedure.</span>
Answer:
"the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects."
To break it down, harmful chemicals and other things go into the air and that is called pollution. I believe that you can also pollute the water when you put items like plastic and such in it.
Explanation: