<span>a. a virus must enter a living cell to make copies of itself. </span>
Because in the first weeks of pregnancy it is the developmental stage for major organs so if they embryo is exposed to toxins it could damage the embyro and it could cause developmental damage and stunt the growth of the baby and perhaps give the baby permanent damage throughout the bays life.
. maintain proper posture
Answer:
below
Explanation:
you may get addicted
you can feel too comfortabe and post things you shouldent
you can put it ahead of ther things