Biologists believe that they have found one of the substances that tell individual genes both when to become active and when to remain quiescent in the earliest phases of an embryo's development.
(A) tell individual genes both when to become active and when to remain
(B) tell individual genes both at which time they should become active and should remain
(C) tells individual genes both when to become active and when to remain
(D) tells individual genes both when to activate and when to
(E) tell an individual gene both about when it should become active and when it should remain
SC Post 4 : Apr 1 [One more with the same concept...]
This topic has expert replies
-
- Legendary Member
- Posts: 1112
- Joined: Sat Feb 26, 2011 11:16 am
- Thanked: 77 times
- Followed by:49 members
IMO AAIM GMAT wrote:Biologists believe that they have found one of the substances that tell individual genes both when to become active and when to remain quiescent in the earliest phases of an embryo's development.
(A) tell individual genes both when to become active and when to remain
(B) tell individual genes both at which time they should become active and should remain
(C) tells individual genes both when to become active and when to remain
(D) tells individual genes both when to activate and when to
(E) tell an individual gene both about when it should become active and when it should remain
Plural tell is required as THAT Refer to substances also this is a set structure i mentioned earlier
One of the books that Are Not is
so C,D out
B,E and unnecessarily uses pronouns which is not required
-
- Master | Next Rank: 500 Posts
- Posts: 165
- Joined: Wed Jan 26, 2011 7:33 pm
- Location: Pune, India
- Thanked: 16 times
- Followed by:1 members
I feel I should mention the general pattern here.
One of the Xs + <singular>
One of the Xs that/who + <plural>
Only one of the Xs + <singular>
Only one of the Xs that/who + <plural>
The only one of the Xs that/who + <singular>
One of the Xs + <singular>
One of the Xs that/who + <plural>
Only one of the Xs + <singular>
Only one of the Xs that/who + <plural>
The only one of the Xs that/who + <singular>
Last edited by tetura84 on Sat Apr 02, 2011 1:10 pm, edited 3 times in total.
78 clicks can change my life !
- singh181
- Master | Next Rank: 500 Posts
- Posts: 121
- Joined: Fri Mar 13, 2009 8:44 am
- Thanked: 9 times
- Followed by:1 members
- GMAT Score:610
Thanks for putting it together.
I feel I should mention the general pattern here.
One of the Xs + <singular>
One of the Xs that/who + <plural>
Only of the Xs + <singular>
Only one of the Xs that/who + <plural>
The only of the Xs that/who + <plural>