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Botany

Blazing goIITian

Joined:	3 Sep 2008
Post:	485

20 Jan 2009 23:51:38 IST

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127

cyanobacteria

None

blue green algae that causes red bloom is

anabena

gleocapsa

trichodesmium

nostoc

organic compounds produced by living organisms harmful to other organisms are known as

antibiotics

pathogens

toxoids

xplain

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JPS

Blazing goIITian

Joined: 21 Nov 2008

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21 Jan 2009 00:37:12 IST

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1.trichodesmium. it is a filamentous BGA and lacks heterocysts2.antibiotics

N.P. Singh

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Joined: 17 Dec 2008

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22 Jan 2009 14:09:26 IST

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ANS is trichodesmium ,a nitrogen fixer BGA also called sea sawdust

Toxoids

vignesh the cooler version of newton

Blazing goIITian

Joined: 16 Mar 2008

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23 Jan 2009 10:00:51 IST

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toxoids are not harmful to other organisms...in fact, toxoids are used in vaccines.... toxoid is antigen minus virulency... i.e toxoid can trigger the production of antibodies, but not cause disease...the answer for 2nd is antibiotics..plz correct me if wrong..

JPS

Blazing goIITian

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23 Jan 2009 11:32:02 IST

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yes example of toxoid is tetanus toxoid.the correct ans for 2 is antibiotics.

N.P. Singh

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24 Jan 2009 16:17:52 IST

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Trichodesmium Toxoids are false toxins extensively used in vaccine designing against a particular pathogen.

Antibiotics as name indicating means aganist biosis means life so these are secondary metabolic products of few organisms which act as inhibitory substance for life of others

Dear friends that ans was incomplteleyposted bcoz of error on net but still i m happy thanks u r reply good luck for ur future to all of u

N.P. Singh

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Joined: 17 Dec 2008

Posts: 446

24 Jan 2009 16:20:19 IST

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Trichodesmium

Toxoids are false toxins extensively used in vaccine designing against a particular pathogen.

Antibiotics as name indicating means aganist biosis means life so these are secondary metabolic products of few organisms which act as inhibitory substance for life of others

Dear friends that ans was incomplteleyposted bcoz of error on net but still i m happy thanks u r reply good luck for ur future to all of u

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