Whether an Immunoglobulin Is Secreted or Membrane Bound Is Directly

question 37

Multiple Choice

Whether an immunoglobulin is secreted or membrane bound is directly determined by

• A)the sequence of the DNA in the Ig locus.
• B)mRNA splicing.
• C)the kind of B cell that is producing it.
• D)DNA rearrangement.
• E)GPI anchors.

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Definitions:

Glare

Bright, blinding light that can cause discomfort and reduce visibility.

Internal Validity

Refers to the extent to which a study can establish a cause-and-effect relationship between variables, ensuring that the observed effects are due to the manipulations of the independent variables rather than external factors.

Dependent Variable

In experimental and statistical research, the variable that is being tested and measured to see if it is affected by changes in the independent variable.

Independent Variable

The variable that is manipulated or changed in an experiment to test its effects on the dependent variable.