Vocabulary

• of course: Sure ; Certainly
• to do with: To be about something; concern
• by now: At the present time or already; before the present.
• mooch off: To live at another's expense without paying or contributing.
• hang out: To spend time with your friends
• off of: From a position on something; down from.
• mess with: To interfere with or tamper with something.
• common ancestor: An ancestor that two or more species have in common and from which they both evolved.
• evidence of: Facts, objects, or signs that make you believe that something is true.
• in addition to: Besides; as well as
• for instance: As an example.
• in half: Divided into two equal parts.
• on earth: Used to emphasize a question expressing surprise or anger.
• think of: To look on as (being something specific); consider
• all at once: Suddenly; at the same time
• at once: Immediately; without delay
• in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
• used to: Did regularly before, but don't do now
• argue against: To present reasons or evidence to oppose a particular idea, plan, or action.
• for now: Temporarily; for the present time.
• at least: As a minimum
• move around: To change position or location; to go from place to place.
• know about: To have information or understanding of a subject or situation.
• search for: To try to find someone or something.
• have to: Must do
• in touch: Having contact or communication with someone.
• period: Set amount of time during which events take place
• dumb: Senseless; stupid
• bacteria: The very small creatures that can cause disease
• reality: What is true, as opposed to what is imagined
• complex: Group of buildings all used for the same purpose
• filter: Device to remove certain types of light, sound
• exist: To be present, alive or real
• freak: (Of weather, etc.) unusual; unpredictable; amazing
• fluid: A material that can easily flow, e.g. water
• evolutionary: Concerning gradual change over time
• diversity: Having a range of different races, ideas etc.
• tiny: Very, very small
• vivid: Having very clear details and seeming to be real
• form: Sports team or person's current winning record
• organ: Part of a person's body with a particular function
• evolution: Theory that living things change over time
• apply: To spread a substance or liquid over a surface
• saliva: Liquid produced by glands in the mouth
• couple: To join something to something else
• mass: Religious ceremony in some Christian churches
• pretty: Being attractive to the eye in a simple way
• layer: One of several sheets of a material or object
• ingest: To eat, drink, or swallow something
• wander: To move through a place with no particular purpose
• tissue: Substance formed by cells of living thing; flesh
• break: To create a new record e.g. running the 100m dash
• internal: Being or happening in the body
• development: Act or process of growing bigger or more advanced
• soil: Conditions in which something develops
• visceral: From deep within you; caused by strong instincts
• distribute: To hand out or give to people
• offer: Price you say you are willing to pay for something
• burrow: Hole in the ground dug by an animal for protection
• single: One run in cricket or a hit baseball
• algae: Green organisms that live in still water
• breakthrough: Important discovery in doing something difficult
• germ: Tiny organism that can cause sickness and disease
• important: Having power or authority
• mineral: Substance naturally formed in the ground
• poisonous: Harmful; unfriendly; unpleasant
• amazing: Surprising in a pleasing way
• cartilage: Strong flexible tissue connecting bones, joints
• argue: To fight or disagree over something
• plate: Flat dish used for eating or serving food
• learn: To get knowledge or skills by study or experience
• complexity: State of having many parts and not being simple
• simple: Not hard to understand or do; not complex
• kind: In a caring and helpful manner
• scrape: To take something off a surface with a sharp tool
• host: Mass; a great number
• protect: To defend someone or something from harm or danger
• basic: At the most important or easiest (beginner) level
• abrupt: Very sudden, often in a bad way
• cavity: Hole or empty space, especially in a tooth
• shell: Hard outer cover of an egg, fruit, nut, or seed
• simplicity: Being easy to understand or use
• oyster: An edible marine mollusk
• mantle: History cloak without sleeves worn over clothes
• damp: A little wet
• specialize: To focus on one area of a field or profession
• kingdom: Category of the natural world
• graze: (Of cows, etc.) to eat grass growing in a field
• diversify: To make or become more varied
• octopus: Sea creature with eight arms or tentacles
• anus: Opening in the body from which solid waste passes
• embryonic: Undeveloped, as if in an early stage
• armored: (Body, thing) protected by a covering
• teaspoon: Small spoon used for stirring tea or coffee
• amoeba: Tiny organism consisting of only one cell