Exam: TOEFL

Definition: A person who supports or studies the idea of improving the human population through controlled breeding and genetics.

Example: The eugenicist argued for policies that would promote genetic health in future generations.

Definition: The study of improving the human race by controlling which people are allowed to reproduce, often based on certain traits or characteristics.

Example: Eugenics was a controversial movement that aimed to improve the genetic quality of the human population.

Definition: A person who advocates for or supports the principles of eugenics, which is the study of or belief in improving the genetic quality of the human population.

Example: The eugenist believed that selective breeding could enhance human traits.

Definition: A type of tiny, single-celled organism found in freshwater, known for having chlorophyll and a flagellum, which helps it move.

Example: Euglena can be found in ponds and lakes, where they play a role in the ecosystem.

Definition: A type of single-celled organism that belongs to the family Euglenidae, often found in freshwater environments and known for its ability to photosynthesize and move using a whip-like tail called a flagellum.

Example: Euglenids are fascinating organisms that can both photosynthesize and consume food from their environment.

Definition: A type of single-celled organism that belongs to a group of flagellates, often green or colorless, and usually has one or two whip-like structures for movement.

Example: Euglenoids are often found in freshwater environments and can photosynthesize like plants.

Definition: A type of simple protein that can dissolve in weak salt solutions but not in pure water.

Example: Euglobulin is important in various biological processes, including blood coagulation.

Definition: An organism made up of one or more cells that have a nucleus and other structures enclosed within membranes.

Example: Humans are eukaryotes because our cells have a nucleus.

Definition: Relating to organisms that have complex cells with a nucleus and other membrane-bound structures.

Example: Humans are eukaryotic organisms because their cells contain a nucleus.

Definition: To praise or honor someone, especially in a formal speech or writing, often after their death.

Example: At the funeral, many friends and family members came to eulogise the beloved teacher.