Protists

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KING2010ORAYL
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Protists

Post by KING2010ORAYL » Mon Feb 23, 2009 10:42 pm

Explain the role of secondary endosymbiosis in the evolution of photosynthetic protist?

plasmodesmata11
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Post by plasmodesmata11 » Tue Feb 24, 2009 2:29 am

Do you know about the endosymbiosis of chloroplasts and mitochondria? When those moved into cells, other cells, already with mitochondria, eventually took in those cells with chloroplasts. That's why some protists have two nuclei. You should google it.

KING2010ORAYL
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Post by KING2010ORAYL » Thu Feb 26, 2009 11:50 pm

sorry. im limited to a 1 A high school library and taking AP BIO. i dont have exactly lots of resources to get information. even google didnt help much. Is there a biology launch site like MSN or GOOGLE?

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