Vocabulary

• such as: For example; like
• also known as: Also called; alternatively named.
• as well as: Also; in addition to
• arrive at: To reach a place, especially at the end of a journey.
• on the other hand : Considering a different aspect of the matter; alternatively.
• analogous to: Comparable in certain respects, typically in a way that clarifies the nature of the things compared.
• the following: Next in order or sequence.
• in terms of
• in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
• as with: In the same way that something happens or is true of something else.
• lead to: To result in some action
• best known: Most widely or popularly recognized, famous, or familiar.
• process: To organize and use data in a computer
• present: Being in attendance; being there; having turned up
• ingredient: Food item used when making a meal or drink
• develop: To explain something in steps and in detail
• variety: Particular type of thing or person
• atmosphere: Air around us
• contribute: To be a factor in causing something to happen
• fundamental: Forming a necessary part, base, or core
• exist: To be present, alive or real
• component: One of the parts that something is made up of
• spontaneously: In a sudden, unplanned way
• sensitive: Taking offense easily; easily upset or hurt
• similar: Nearly the same; alike
• optimal: Best or most desirable; best possible
• preserve: To cook food so it can be kept for long periods
• diarrhea: Frequent and watery bowel movements
• form: Sports team or person's current winning record
• possess: To enter a person's mind or body as a spirit
• metabolic: Concerning the body's metabolism
• complete: To finish or reach the end of doing something
• expand: To make something larger in size, number, amount
• retain: To continue to have or use; keep the quality of
• depict: To represent or describe something using words
• pigment: Substance that makes things have a certain color
• lead: Wire for electricity, computer, etc.; cable
• civilization: A highly developed society
• oxygen: A gas in the air that we need to breathe
• organic: Developing naturally and without a set structure
• dominate: To be taller, bigger, or more physically obvious
• gain: To increase in something, such as weight
• investigate: To try to find out facts; to carry out research
• peak: Part of a cap that sticks out over your eyes
• react: To change when mixing with other chemicals
• exceptionally: In an extremely and unusually good way
• broad: General; not detailed
• biological: Being related to life and living things
• flame: To glow
• pyramid: Four-sided structure with sides meeting at the top
• decay: To be slowly destroyed by natural processes; rot
• revolutionize: To completely change so that it is much better
• solidify: To make or become solid or more solid
• chemistry: The study of the structure of substances
• fertilizer: Substance added to soil to help plants grow
• medication: Substance to relieve pain or cure sickness
• nitrogen: A colorless chemical element without a smell
• hard: Difficult to do; difficult to understand
• laugh: To make a happy sound when something is funny
• depletion: Reducing the amount, strength or number of
• wide: Having a great distance from one side to the other
• group: Two or more musicians who play music together
• backbone: Strength and determination
• print: To make many copies of a page, magazine or book
• sulfur: Smelly yellow chemical often found near volcanoes
• need: To be unable to manage without something; require
• arrive: To reach the place you are traveling to
• cheap: Not costing a lot of money
• amorphous: Without shape
• toxicity: Quality or degree of being poisonous
• oxidation: Process of combining with oxygen
• phosphorus: Yellow chemical that burns in contact with the air
• arab: Citizen of an Arabic speaking nation
• oxide: Compound from combining oxygen with a chemical
• arsenic: Strong poison used as insecticide, etc.
• ammonia: Colorless liquid or gas used in cleaning products
• nitrate: Salt or ester of nitric acid
• analogous: Similar and comparable to
• wallpaper: Decorative paper for the walls of rooms
• biochemistry: Science of chemical processes in living things
• gar: Primitive predaceous North American fish