The following are stages in HIV infection.If arranged chronologically,which stage would be third? A)HIV binds to a CXCR4 receptor on a T cell. B)HIV binds to a CD4 receptor on a macrophage. C)HIV binds to a CCR5 receptor on a macrophage. D)Circulating levels of CD4⁺ T cells decline. E)HIV undergoes a mutation in the gene coding for its gp120 glycoprotein.

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The Answer of The following are stages in HIV infection.If arranged chronologically,which stage would be third? A)HIV binds to a CXCR4 receptor on a T cell. B)HIV binds to a CD4 receptor on a macrophage. C)HIV binds to a CCR5 receptor on a macrophage. D)Circulating levels of CD4⁺ T cells decline. E)HIV undergoes a mutation in the gene coding for its gp120 glycoprotein.

The Following Are Stages in HIV Infection