Exam: GRE (Verbal)

Definition: A type of substance produced by T cells that helps regulate the immune response by activating other immune cells and stimulating the production of lymphocytes.

Example: The lymphokine released by the activated T cells played a crucial role in fighting the infection.

Definition: To kill someone, especially by hanging, without a legal trial, often done by a mob.

Example: The mob decided to lynch the accused man without any evidence.

Definition: A violent act carried out by a group of people, often resulting in the death of an individual, typically without legal authority or due process.

Example: The history of lynching in the United States is a painful reminder of racial violence.

Definition: A person or thing that is essential to a system or organization, holding everything together.

Example: The project manager is the lynchpin of our team, ensuring that everyone works together effectively.

Definition: Describing a substance that has a strong attraction to a liquid, often used in the context of colloidal systems where the dispersed phase interacts well with the dispersion medium.

Example: The lyophilic nature of the polymer allows it to dissolve easily in water.

Definition: To remove moisture from a substance by freezing it and then reducing the surrounding pressure to allow the frozen water to sublimate.

Example: The scientists decided to lyophilise the samples to preserve them for future analysis.

Definition: A process used to remove moisture from a frozen substance by using a vacuum, often to preserve it.

Example: The lyophilization of the food helped to extend its shelf life.

Definition: Describing a substance that has been dried by freezing, often to preserve it for storage or transport.

Example: The lyophilized fruit retains most of its nutrients and flavor.

Definition: To freeze a substance and then remove the water from it, usually to preserve it for later use.

Example: The scientist lyophilized the samples to ensure they remained stable during storage.

Definition: The material that is created when cells break down or are destroyed.

Example: The scientist analyzed the lysate to study the proteins released from the cells.

Definition: To break down or destroy a cell or substance, often used in biological contexts.

Example: The scientist decided to lyse the bacteria to study their components.