The Venom of Black Widow Spiders (Latrodectus Mactans)contains an Enzyme

question 23

Multiple Choice

The venom of black widow spiders (Latrodectus mactans) contains an enzyme that hydrolyzes lecithin to the phospholipid lysolecithin.The lysolecithin lyses red blood cells,destroying them.One possible mechanism whereby lysolecithin disrupts the plasma membranes of red blood cells is that it

• A)is toxic to red blood cells.
• B)may act in a manner similar to detergents.
• C)binds calcium ions, compromising membrane integrity.
• D)acts as a second messenger to stimulate apoptosis.
• E)None of the above is a possible mechanism.

---

Definitions:

Behavioral Tests

Assessments used to measure and evaluate individuals' behavior and performance in specific tasks or situations.

SAT

A standardized test widely used for college admissions in the United States, assessing reading, writing, and mathematical reasoning abilities.

Culture-fair Tests

Culture-fair tests are designed to minimize the influence of cultural background, language, and education on test performance, aiming for equitable assessment of various groups.

Language

A system of spoken, written, or gestural symbols used by humans to communicate thoughts, emotions, and ideas.