Exam: Cambridge English: C2 Proficiency (CPE)

Definition: The branch of science that studies the chemical processes and substances in living organisms.

Example: She decided to major in biochemistry because she was fascinated by how chemicals interact in the body.

Definition: Describing organisms that can produce and emit light through a chemical reaction within their bodies.

Example: The bioluminescent jellyfish glowed brightly in the dark water.

Definition: A type of living matter that is involved in the processes of life and development, particularly related to reproduction.

Example: Scientists study bioplasm to understand how living organisms grow and reproduce.

Definition: A specific area that has similar environmental conditions and supports a particular group of plants and animals.

Example: The biotope in the nature reserve is home to many unique species of birds and plants.

Definition: Describing something that has both bilateral and radial symmetry, meaning it can be divided into similar halves in multiple ways.

Example: The starfish is an example of a biradial organism, as it exhibits both bilateral and radial symmetry.

Definition: Having two branches or parts, often used to describe certain structures in biology, such as the limbs of some arthropods.

Example: The biramous appendages of the crab help it swim efficiently in the water.

Definition: The phenomenon where light is split into two different rays when it passes through certain materials that have different properties in different directions.

Example: Birefringence can be observed in crystals like calcite, where light behaves differently depending on the direction it travels.

Definition: The act of forcing someone to give you money or something valuable by threatening to reveal embarrassing or harmful information about them.

Example: The politician was a victim of blackmail when someone threatened to leak his private emails.

Definition: The central space in a developing embryo that is filled with fluid, found in the early stages of development.

Example: During the early stages of embryonic development, the blastocoel plays a crucial role in the formation of tissues.

Definition: Relating to a specific cavity in the early stages of an embryo.

Example: The blastocoelic structure is crucial for the development of the embryo.