A) Lubricate
the muscles used in the activity. This is because when doing stretches, it helps push blood into the muscles, which I ‘warms’ and preps the muscles for the workout.
Viruses depend on the host cells that they infect to reproduce. When found outside of host cells, viruses exist as a protein coat or capsid, sometimes enclosed within a membrane. The capsid encloses either DNA or RNA which codes for the virus elements.
Your centre of balance is important so that you don't fall.<span />