It is currently 21 Oct 2017, 01:46

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# While studying a salt of tartaric acid, an important

Author Message
Director
Joined: 27 Feb 2006
Posts: 621

Kudos [?]: 77 [0], given: 0

While studying a salt of tartaric acid, an important [#permalink]

### Show Tags

06 Mar 2006, 10:58
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

### HideShow timer Statistics

While studying a salt of tartaric acid, an important constituent of wine, the occurrence of mirror-image molecules was first discovered by Louis Pasteur; these molecules are identical pairs of molecules except for rotating polarized light.

A)the occurrence of mirror-image molecules was first discovered by Louis Pasteur; these molecules are identical pairs of molecules except for rotating

B) the discovery was made by Louis Pasteur of the occurrence of mirror-image molecules, which are identical pairs of molecules except that they rotate

C) the fact that mirror-image molecules occur was discovered by Louis Pasteur; these molecules are identical pairs of molecules except their rotation of

D) Louis Pasteur discovered mirror-image molecules pairs of molecules identical except that they rotate

E) Louis Pasteur first discovered mirror-image molecules, which are identical pairs of molecules except for rotating.

Kudos [?]: 77 [0], given: 0

Senior Manager
Joined: 08 Sep 2004
Posts: 257

Kudos [?]: 25 [0], given: 0

Location: New York City, USA

### Show Tags

06 Mar 2006, 21:03
Since Luis Pasteur was studying, only two choices D and E are possible. E clearly mentions that the two molecules differ in the way they rotate light.

- Vipin

Kudos [?]: 25 [0], given: 0

Director
Joined: 27 Feb 2006
Posts: 621

Kudos [?]: 77 [0], given: 0

### Show Tags

08 Mar 2006, 11:30
OA is

^ E ^

Kudos [?]: 77 [0], given: 0

08 Mar 2006, 11:30
Display posts from previous: Sort by