Vocabulary

• in the world: Used to emphasize a question expressing surprise, confusion, or disbelief.
• wipe out: To destroy or be destroyed
• in and of themselves: By their own nature; independently considered.
• have been around: To have a lot of experience in life.
• used to: Did regularly before, but don't do now
• come up with: To think of an idea or solution; produce
• have to: Must do
• work in: To make an opening for something in your schedule
• certain to: Sure to happen; inevitable.
• in theory: According to the stated ideas or principles
• knock on: To strike a door or window to attract attention.
• as well as: Also; in addition to
• in places: In some locations but not others
• come together: To assemble or unite; to start working together.
• rather than: More exactly; more correctly
• push the button: To press a button in order to make something work.
• subscribe: To regularly pay to receive a service
• entire: Complete or full; with no part left out; whole
• access: Way to enter a place, e.g. a station or stadium
• controversial: Causing a great deal of argument, or conflict
• tackle: To start working on a difficult problem
• common: Area in a city or town that is open to everyone
• poverty: State of being poor
• fear: Unpleasant feeling caused by being aware of danger
• disease: Illness that affects a person, animal, or plant
• climate: Typical weather conditions in a particular place
• spread: A big meal, often laid out as a buffet
• annoying: To make someone angry
• blame: To say someone is responsible for something bad
• protein: Group of molecules made from amino acids
• bit: Device put in a horse's mouth to control it
• strict: Tending to enforce rules; severe
• absorb: To take up all attention / energy of something
• theory: Ideas or principles that explain facts or events
• affect: To cause a change in something else
• mean: Average of a set of numbers
• issue: To make something available to be used or sold
• effectively: In a way that produces the desired result
• handful: an amount of something that can be held in one hand; small quantity or amount of people or things
• huge: Very very large
• population: Number of people who live in a country, area etc.
• release: To free someone from a responsibility or burden
• gigantic: Extremely large
• create: To make, cause, or bring into existence
• breed: Kind of / sort of
• resistance: Force that stops or slows movement of something
• ecosystem: Types of plants and animals in an specific area
• ethical: Morally right; following principles of goodness
• tropical: Hot and humid; near to the equator
• flush: Feeling that comes suddenly
• kind: In a caring and helpful manner
• learn: To get knowledge or skills by study or experience
• malaria: Disease caused by being bitten by a mosquito
• simple: Not hard to understand or do; not complex
• argue: To fight or disagree over something
• fever: A high body temperature, indicating illness
• ban: To make something illegal or not allowed
• fill: To make something full
• change: To exchange one set of clothes for another
• find: To become aware of something that is happening
• part: Division of a book
• world: All the humans, events, activities on the earth
• carry: To have a child, be pregnant
• sterilization: Act of removing bacteria from something
• dna: Chemical in living cells with genetic information