What shape are viruses or what do they resemble?

The pediatrician at the clinic explains to parents of a newborn that their child suffers from cleft palate. she tells them that the normal palate fused in an anterior to posterior pattern. the child's palatine processes have not fused. have his palatine bones fused normally? explain. 3. bernice, a 75 year old woman, stumbled slightly while walking, then felt a terrible pain in her left hip. at the hospital, x-rays revealed that the hip was broken. also, the compact and spongy bones throughout her spine were very thin. what was her probable condition? treatment? 4. at work, a box fell from a shelf onto bertha's acrominal region. in the emergency room, the physical reveled that the head of the humerus had moved into the axilla. what had happened to bertha?

Me with this i need to get the answer quickly.

Why would a smoker tend to inhale more deeply and smoke more cigarettes when he or she switches to low nicotine cigarettes