Ankylosing Spondylitis Is Primarily Associated with What HLA Haplotype

question 12

Multiple Choice

Ankylosing spondylitis is primarily associated with what HLA haplotype?

• A) HLA B27
• B) HLA-DR1
• C) HLA-DR3
• D) HLA-DR4

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Definitions:

Tax Liability

The total amount of tax that an individual or entity is legally obliged to pay to a taxing authority based on their income, assets, or activities.

Taxable Income

The amount of an individual's or a company's income used to determine how much tax they owe to the government in a given year.

Subsidy Benefit

A financial advantage or aid given by the government or another organization to support an entity, reducing its costs.

Marginal Tax Rate

The rate at which the last dollar of income is taxed, indicating the rate of tax that applies to each additional dollar of income.