Which of the Following Determines Blood Type O in the ABO

question 50

Multiple Choice

Which of the following determines blood type O in the ABO blood typing system?

• A) the presence of only N-acetyl-D-galactosamine antigen
• B) the presence of only N-acetyl-D-galactose antigen
• C) the presence of both N-acetyl-D-galactosamine and N-acetyl-D-galactose antigens
• D) the absence of both N-acetyl-D-galactosamine and N-acetyl-D-galactose antigens

---

Definitions:

Taxable Income

The portion of an individual's or entity's income that is subject to taxation by governing authorities.

Tax Table

A chart provided by tax authorities that displays the amount of tax due based on income levels, used to determine tax liabilities.

Single Taxpayer

A filing status for individuals who are unmarried or legally separated and responsible for filing their own tax returns.

Schedule A

A form used in the U.S. for itemizing tax-deductible expenses.