Exotoxins Are

question 69

Multiple Choice

Exotoxins are

• A)proteins.
• B)only released after a cell is damaged or lysed.
• C)antiphagocytic factors.
• D)secretions that always target nervous tissue.
• E)lipopolysaccharides.

---

Definitions:

Chi-Squared Test

A statistical test used to determine whether there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.

P-Value

A statistical measure that helps scientists determine the significance of their research results; a low p-value indicates strong evidence against the null hypothesis.

Binomial Distribution

A probability distribution that summarizes the likelihood that a variable will take one of two independent values under a given number of observations.

Significance Level

A statistical term that quantifies the probability of rejecting the null hypothesis when it is actually true, typically expressed as a percentage or decimal.