First two don't make sense.
Third is correct.
Last one would be volume.
Physical ailments manifest differently in a geriatric patient compared to other patient population since geriatric patient already has weak immune system which is more susceptible to diseases. In regard to their bone density they too have low density that can be at risk for ailment such as osteoporosis, bone fractures,osteoarthritis and etc. One then should be able to demonstrate professionalism and sensitivity by having proper communication by conveying words to elders in a proper manner and being patient in case they do not get it or can do it right away. One should also include exercises that elders can easily adapt.
Answer:nucleus
Explanation: In eukaryotes, however, genetic material is housed in the nucleus and tightly packaged into linear chromosomes. Chromosomes are made up of a DNA-protein complex called chromatin that is organized into subunits called nucleosomes.
They are saying that every theory can eventually be changed a bit due to further research. It does not mean the theory is bad, just that it can become better.
Answer:
Wedging (for the first one)
Explanation: