Ayoung patient is diagnosed with the genetic disorder lactose intolerance, which results in the inability to digest milk products due to a missing enzyme called lactase. what is most likely the cause of lactose intolerance in this patient?
a.
the patient is allergic to milk
b.
the patient stopped consuming milk products
c.
a disease destroyed the lining of the patient’s small intestine
d.
a mutation occurred in the gene that is responsible for producing lactase

Vitamin d is unique in that it has a site of synthesis that is different from the location of action, so it is considered to be a click the answer you think is right. enzyme. lipase. nonessential nutrient. hormone?

A74-year-old woman, who has been followed for the past 25 years for chronic obstructive pulmonary disease comes to the ed complaining of 48 hours of temperature to 38.6 c and worsening shortness of breath. she has a chronic productive cough, which has become more copious. on physical examination, she has rhonchi and increased fremitus in the posterior mid-lung field. a gram's stain reveals many epithelial cells and multiple gram-positive and gram-negative organisms; no neutrophils are seen. which of the following is the most likely organism causing the symptoms? - escherichia coli- haemophilus influenzae- klebsiella pneumoniae- mycobacterium tuberculosis- mycoplasma pneumoniae

Which of the following is the best description of health protecion the answer is b the direct actions taken by health organizations to improve public health