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posted by  A.G.K on 9/29/2008 8:43:27 AM  |  status: Live  

BIOLOGY

Course Textbook Chapter Problem
N/A N/A 3 15
Question Details:
What do platelets and red blood cells in common?
 
(a) Both are producted by large, multinucleated cells in red bone marrow
(b) Both produce fibrin
(c) Both are actually just tiny cell fragments
(d) neither has a nuceleus
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posted by Biochem10 on 9/30/2008 2:17:13 AM  |  status: Live
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Response Details:
(d) Platelets are fragments of larger cells called megakaryocytes. These cells have a nucleus, but when they are broken up into platelets, the nucleus is lost. Red blood cells eject their organelles during development, so they do not contain a nucleus either.
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posted by Red Raiders on 9/30/2008 9:31:08 PM  |  status: Live
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Response Details:
(a) Both are producted by large, multinucleated cells in red bone marrow
(b) Both produce fibrin
(c) Both are actually just tiny cell fragments
(d) neither has a nuceleus
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