O-LevelBiologyGenetics & Variation5090/12 · May/June 2019 · Q351 Mark
Which sign of syphilis may appear many years after infection, if treatment is not given?
Adischarge from the penis or vagina
Bhard red ulcer appearing where infection happened
Cdamage to the central nervous system
Ddeveloping a red rash in many areas of the body
✓ Correct answer
C: damage to the central nervous system
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