Author Question: Experimental evidence suggests that the brain damage commonly observed in people who consume a lot ... (Read 25 times)

laurencescou · **on:** Jun 22, 2018

Experimental evidence suggests that the brain damage commonly observed in people who consume a lot of alcohol is caused by

A) the direct toxic effects of alcohol on the brain.
B) thiamine deficiency.
C) vitamin B1 deficiency.
D) all of the above
E) both A and B

Question 2

Scientists in many fields study the unobservable

A) with electron microscopes.
B) with microelectrodes.
C) by scientific inference.
D) by direct observation.
E) by direct measurement.

yuyiding · **Reply #1 on:** Jun 22, 2018

Answer to Question 1

Answer: D

Answer to Question 2

Answer: C
Rationale: C is by far the best answer because A and C are not used in many fields.