Rokes Cells
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| smallest unit of life that can perform all life processes; cells are covered by membrane and have DNA and cytoplasm | Cell
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| anything that causes a reaction or change in a organism or any part of a organism | Stimulus
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| maintenance of a constant internal state in changing environment | homeostasis
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| reproduction in which cells from two parents unite, producing offspring that share traits from both parents | sexual reproduction
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| reproduction that does not involve union of sex cells and in which one parent produces offspring identical to itself | asexual reproduction
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| passing of genetic traits from parent to offspring | heredity
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| sum of all chemical processes that occur in a organism | metabolism
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| organism that can make its own food by using energy from its surroundings | producer
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| organisms that eats other organisms or organic matter | consumer
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| an organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients | decomposer
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| molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body | protein
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| class of energy giving nutrients that includes sugars, starches, and fiber; contains carbon, hydrogen, and oxygen | carbohydrate
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| type of biochemical that does not dissolve in water; fats and steroids are lipids | Lipid
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| a lipid that contains phosphorus and that is a structural component in cell membranes | Phospholipid
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| Adenosine triphosphate a molecule that acts as the main energy source fro cell processes | ATP
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| molecule made up of units called nucleotides | Nucleic acid
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| most of the chemical reactions involved in metabolism require? | water
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| air is a mixture of gases, oxygen and | carbon dioxide
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| compounds that make up proteins | amino acids
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| proteins that speed up chemical reactions | enzymes
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| molecules made up of different kinds of atoms are | compounds
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| the major energy carrying molecule in a cell is | ATP
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| molecules consisting of subunits called nucleotides are called | nucleic acid
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| how long can humans survive without water | 3 days
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| what are four basic needs for every organism | water, air, food, and a place to live
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| green plants, algae and some bacteria need carbon dioxide gas in addition to | oxygen
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| cells of most living things are made of approximately | 70% water
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| energy giving nutrients such as sugars starches and fiber are called | carbohydrates
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| which is not true about lipids | lipids mix with water
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| the molecules that form much of the cell membrane are | phospholipid
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| carbohydrates made of one sugar molecule or few linked sugar molecules are called | simple carbohdyrates
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