Biology 12 Chapter - 20
Reproduction - 23


Biology Class 12
1.    What happens in primary stage of symptoms of Syphilis?




Biology Class 12
2.    What happens in secondary stage of symptoms of Syphilis?




Biology Class 12
3.    What happens in tertiary stage of symptoms of Syphilis?




Biology Class 12
4.    In tertiary stage of symptoms of Syphilis Gummas does NOT appear on………………?




Biology Class 12
5.    What is the effect of Syphilis on foetus?




Biology Class 12
6.    Which antibiotic is used to treat Syphilis?




Biology Class 12
7.    Which pathogen causes AIDS?




Biology Class 12
8.    Which is the worldwide STD?




Biology Class 12
9.    Which is the deadly disease in human history?




Biology Class 12
10.    In which year did doctors of USA report first cases of AIDS?


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