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# According to scientists at the University of California, the

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Manager
Joined: 25 May 2009
Posts: 141
Concentration: Finance
GMAT Date: 12-16-2011
According to scientists at the University of California, the [#permalink]

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30 Jun 2009, 05:30
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６． According to scientists at the University of California, the pattern of changes that have occurred in human DNA over the millennia indicate the possibility that everyone alive today might be descended from a single female ancestor who lived in Africa sometime between 140,000 and 280,000 years ago.
(A) indicate the possibility that everyone alive today might be descended from a single female ancestor who
(B) indicate that everyone alive today might possibly be a descendant of a single female ancestor who had
(C) may indicate that everyone alive today has descended from a single female ancestor who had
(D) indicates that everyone alive today may be a descendant of a single female ancestor who
(E) indicates that everyone alive today might be a descendant from a single female ancestor who

[Reveal] Spoiler:
OA = D

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Last edited by I3igDmsu on 30 Jun 2009, 08:37, edited 1 time in total.
Manager
Joined: 19 Nov 2007
Posts: 164

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30 Jun 2009, 08:26
IMO..D..the verb should be 'indicates'.

descendant of is more idiomatic, so (E) can be excluded
Director
Joined: 01 Aug 2008
Posts: 690

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01 Jul 2009, 12:22
I3igDmsu wrote:
６． According to scientists at the University of California, the pattern of changes that have occurred in human DNA over the millennia indicate the possibility that everyone alive today might be descended from a single female ancestor who lived in Africa sometime between 140,000 and 280,000 years ago.
(A) indicate the possibility that everyone alive today might be descended from a single female ancestor who
(B) indicate that everyone alive today might possibly be a descendant of a single female ancestor who had
(C) may indicate that everyone alive today has descended from a single female ancestor who had
(D) indicates that everyone alive today may be a descendant of a single female ancestor who
(E) indicates that everyone alive today might be a descendant from a single female ancestor who

[Reveal] Spoiler:
OA = D

singular verb :idicates ... idiom : descendant of

D
Senior Manager
Joined: 04 Jun 2008
Posts: 285

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01 Jul 2009, 12:41
indicates - singular with "pattern"

descendant of goes with "be" verb ....... is a descendant of

descendant from is wrong. correct form is .......... have descended from

so D for me too

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If you would like to discuss this question please re-post it in the respective forum. Thank you!

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Re: DNA Changes   [#permalink] 01 Jul 2009, 12:41
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