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Intro to Biology

8 Characteristics of living things

QuestionAnswer
What is the 1st Characteristic of living things All living things are based on an universal genetic code
Define DNA(Deoxyribonucleic acid) Genetic Material that organisms inherit from their parents
What is the 2nd Characteristic of living things All living things are made of units called cells
Define Cell Te basic unit of organisms that contains DNA
True or False: Organisms and cells can be diverse True
Define Unicellular Organisms constantly made of only a single cell
Define Multicellular Organisms made up of two or more cells
What is the 3rd Characteristic of living things All living things maintain a stable internal environment
True or false: All organisms DON'T need to keep a stable internal environment even when external conditions change False
Which characteristic is this an example of? You sweat when you are hot in effort to cool your body down 3rd characteristic: All living things maintain a stable internal environment
Define homeostasis An organisms ability to maintain a stable conditions that are necessary for life
What is the 4th Characteristic of living things All living things grow and develop
Define Growth Results in an increase in the amount of living materials(cells) and the formation of a new structure
Define Development All of the changes that take place during the life of an organism
Which characteristic is this an example of? A baby learns to talk, walk, and chew solid food. 4th Characteristic: All living things grow and develop
What is the 5th characteristic of living things All living things respond to theirs environment
True or false: Organisms detect and respond to stimuli from the environment True
What does an environment include Air, water, temperature, and other organisms in the area
Define Stimulus Anything in an organism's external environment or internal environment that causes the organism to react
Define Response A reaction to a stimulus
Why do organisms respond? To improve their chances of survival
What is the 6th Characteristic of living things All living things obtain and use material and energy to grow, develop and reproduce
Define Metabolism The total sum of chemical reactions in the body
What is the 7th Characteristic of living things All living things reproduce
Define Reproduction The productions of new organisms of the same type
What is essential for the continuation of an organism's species Reproduction
Define Species A group of organisms that can interbreed and produce fertile offspring in nature
True or false: Organisms that can NOT reproduce ARE considered species False
Define Sexual Reproduction Requires the uniting of two cells from different individuals to produce the first cell of the new organism
Define Asexual Reproduction A single organism can reproduce without the aid of another organism, usually through the process of budding or fission
What is the 8th Characteristic of Living Things All living things as a group will evolve
Whats happens to groups of organisms over generations? They evolve
Created by: mp202000059
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