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28 Cards in this Set
- Front
- Back
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What 6 things do all living things have?
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CELLS, SENSE N RESPOND TO CHANGE, REPRODUCE, HAVE DNA, USE ENERGY, GROW AND DEVELOP
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what is a cell?
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a membrane covered structure that contains al of the materials necessary for life
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is a cell always multicelluar?
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no it can be single celled to
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what is homeostasis
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the maintenace of stable internal enviormetn
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give an example of homeostastis
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getting used to water temp
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what is a stimulus
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any change in an organsims enviormetn that affects their activity
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what is asexual reproduction
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single parent splits to make identical offspring
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what is sexual reproduction?
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2 parenst produce offspirng with charactersits of both parents
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whats an example of asuxeal repro
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bacteria
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example of sexual repro
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humans
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waht is dna
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instrutcions for protenis
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what are proteins
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part of all cell activites
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what is heredity
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passing traits from prents to offspring
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what is needed for almost all funtioncs
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energy
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what is metabolism
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al of the chimcal activitesi of an organsim
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what is single celled growth
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one cell gets larger
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what is mutlicellular growth
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make ore cells
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develop-
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change as tehy grow
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provides organissm with energy and raw materials
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food
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prouducers
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make their own food
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consumers
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eat other organimsms
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decomposers
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break down nutrients in alrady dead organisms
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most of your body is is __ 70%
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water
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how many days does it say you can survive wtihout water
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3
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air
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made up of different gases
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waht is needed for animals and plants
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oxygen
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what is needed for photosynthesis in plants
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cabron dioxide
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a place to live
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contains other necessiteis
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