Scientists conduct a study in which 100 adults with chronic diarrhea are divided into 2 groups with 50 people per group. one group is given a supply of yogurt that contains a certain kind of bacteria, and the other group is given yogurt that is bacteria-free. the study's participants and researchers do not know which group of subjects has the bacteria in the yogurt and which group does not. the scientists instruct the participants to eat the entire 8 ounces of yogurt once a day for a month and record their bowel habits. this is an example of a(n) study.
a. introspective
b. hypothetical
c. uncontrolled
d. double-blind

How would you compare a health care system in ancient egypt and a interdisciplinary health care team? a) these systems are quite similar; the only difference is that interdisciplinary teams today have better technology. b) these systems are very different; in ancient egypt, the team was all ranked the same, where today, the teams all have different rankings based on importance. c) an interdisciplinary team shares goals and responsibilities. in ancient egypt, each level of professionals had different goals and responsibilities. d) today's interdisciplinary teams are structured as hierarchies. in ancient egypt, these teams were patient focused.

Is it bad to eat a whole cake and tub of ice cream by your self (doing it rn and my mom yelled at me)

Which of these technological advances has improved flu vaccines? a. ct scans b. cell-based culturing c. egg production d. glucose monitors