Question

animal diseases; HIV/aids 4.1.1(a)

Accepted Answer

HIV causes aids, HIV targets the T-helper cells, gradually destroying them and making immune system more susceptible to other disease

its a retrovirus, so GM is RNA and contains enzyme reverse transcriptase which transcribes RNA strand into DNA strand which forms DNA strand within host cells

passed on through bodily fluids (sharing needles, unprotected sex and pregnancy from mother to child)

no vaccine or cure but treated with antiretroviral drug (slows progress of viral infection), FGM increases rate of infection as if same equipment used multiple times, woman susceptible to HIV

Hiv Strand Susceptible Rna Dna Animal Diseases Hiv/Aids