B Cell-Receptors Differ from T Cell-Receptors in That ________

question 100

Multiple Choice

B cell-receptors differ from T cell-receptors in that ________.

• A)B cell-receptors are comprised of four polypeptides,whereas T cell-receptors are made up of two polypeptides
• B)B cell-receptors are immunoglobulins similar to those that are secreted,whereas T cell-receptors are not immunoglobulins and are never secreted
• C)T cell-receptors are much smaller than B cell-receptors
• D)All of the choices reflect differences between B cell- and T cell-receptors.

---

Definitions:

Average Tax Rate

The ratio of total taxes paid to the total taxable income, reflecting the percentage of income that goes to taxes.

Tax-Free

Earnings or financial transactions that are exempt from taxation by the government.

Marginal Tax Rate

The rate at which the last dollar of income is taxed, indicating the percentage of tax applied to your income for each tax bracket in which you qualify.

Average Tax Rate

The portion of an individual's or entity's taxable income that is paid in taxes, calculated by dividing the total tax amount by the taxable income.