1)list the four classes of biological macromolecules. then describe the basic structural components of each macromolecule class and the function of each class within the body. (5 points) 2) emphysema is a disease that damages alveoli. describe how this disease would affect a person's ability to breathe. then explain how emphysema would affect the concentration of oxygen and carbon dioxide in the bloodstream. (5 points)

Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

A48-year-old male presents with an 8-day history of productive cough, subjective fevers, and malaise. he is otherwise healthy without any active medical problems. he is a social drinker of alcohol, and denies any tobacco or drug use. on physical examination, the patient is alert and oriented. his temperature is 100.4 0 f, pulse rate is 56, respiratory rate is 18, and blood pressure is 133/64. heent is within normal limits and a chest exam has diffuse expiratory wheeze with decreased sounds to the right lower lung fields. blood labs reveal wbc 14.4, hgb 11.3, plt 233, alt 65, ast 102, and po 4 2.1. a chest x-ray reveals a dense consolidation with bulging fissures. based on these findings, what is the most likely pathogen affecting this patient?

Which  type  of diabetics require injectable insulin?   type iii  type iv  type i  type ii