Vocabulary

• of age: Having reached the legal age of adulthood.
• turn out: To arrive for a public event or entertainment
• on to: Toward something; forward
• go on: To continue doing something
• end up with: To have something as a result.
• have on: To be wearing something.
• put out: To publish, e.g. a book
• ultimately: Done or considered as the final and most important
• constantly: Frequently, or without pause
• episode: One separate event in a series of events
• sort: To organize things by putting them into groups
• struggle: To try very hard to do something difficult
• obvious: Easily understood and clear; plain to see
• process: To organize and use data in a computer
• evidence: Factual proof that helps to establish the truth
• realize: To become aware of or understand mentally
• tend: To move or act in a certain manner
• severe: Very bad; harsh
• common: Area in a city or town that is open to everyone
• puberty: Stage of life when you become sexually mature
• contribute: To be a factor in causing something to happen
• environment: Natural world in which plants and animals live
• ability: The power, resources or skill to do something
• increase: To make or become larger in size or amount
• portion: Serving of food that is intended for one person
• field: Area of study, such as physics or biology
• toll: Sound that a big bell makes, when it is rung
• occur: To come to pass or to happen
• mean: Average of a set of numbers
• rare: (Of meat) cooked, but still red and juicy
• pregnant: Carrying your unborn baby inside you
• accumulate: To gather or acquire so that you have more of it
• simply: In an easy or clear manner
• form: Sports team or person's current winning record
• involve: To have or be included as a part of something
• substantial: (Of a meal) able to satisfy your hunger; filling
• stem: Long thin central part of a plant, bearing leaves
• drop: Distance between a higher and a lower level
• organ: Part of a person's body with a particular function
• guess: To give an answer without knowing if it is correct
• empty: Containing nothing; with no contents
• risk: To do something potentially dangerous or foolish
• rate: To assess something or consider its qualities
• relate: To demonstrate a logical relationship between
• autism: Disorder that prevents normal communication
• energy: Physical or mental strength
• pregnancy: When a woman carries her unborn baby inside her
• narrow: Not wide; short from one side to the other
• development: Act or process of growing bigger or more advanced
• biological: Being related to life and living things
• count: To add things together to find the total number
• sperm: Cell produced by men and needed for reproduction
• fetus: An unborn baby, at a later stage than an embryo
• embryo: Tiny plant stored inside a seed
• chromosome: Cell structures that carry the genetic material
• tube: Plastic or metal container for soft substances
• abnormal: Not normal, not typical, not usual, not regular
• childhood: The time when you are a child
• confine: To hold or imprison someone in a place
• lifetime: The time between birth and death
• fertilize: To make pregnant; to put sperm in an egg
• oasis: Place in a desert where there is water
• morphology: Study of the forms and structures of things
• dna: Chemical in living cells with genetic information
• sideshow: Subordinate incident of little importance