A scientist wants to study the effect of vitamin C on colds. He gave 1000 mg of vitamin C per day to 100 people. What would be t

Question

1 year ago

7

A scientist wants to study the effect of vitamin C on colds. He gave 1000 mg of vitamin C per day to 100 people. What would be t

he best control?
A. Give the control group a pill similar to vitamin C but containing no vitamin C (a placebo)
B. Give the control group 2000 mg of vitamin C per day
C. Give the control group orange juice every day
OD. Give the control group nothing.
O E. Give the control group 1000 mg of another brand of vitamin C per daY

Biology

2 answers:

Flura [38] · Answer 1 · 2023-06-13T11:57:52+03:00

Flura [38]1 year ago

8 0

Answer:

D

Explanation:

Give the control group nothing. They are going to have to use their own blood system to fight the cold. The difference in results will be if Vit C produces better results than the nothing group.

Anton [14] · Answer 2 · 2023-06-13T10:20:09+03:00

Anton [14]1 year ago

5 0

D, I’m assuming that’s their is a another so you give on group nothing and the other group the vitamin C