Science Vocab Word Scramble
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Term | Definition |
spontaneous generation | hypothesis that states that life can spring from nonliving matter |
metabolism | sum total of all chemical activities in organism |
ingestion | taking in food; eating |
Digestion | process by which food is broken down into simpler substances |
Respiration | process in which simple food substances such as glucose are broken down and the energy they contain is released |
Excretion | process of getting rid of waste materials |
life span | maximum length of time an organism can be expected to live |
stimulus | signal to which an organism reacts; change in the environment |
response | some action or movement of an organism brought on by a stimulus |
sexual reproduction | reproduction usually involving two parents in which a sex cell from each parent unite to form offspring |
asexual reproduction | reproduction requiring only one parent |
homeostasis | ability of an organism to keep conditions inside its body the same, even though conditions in its external environment change |
elements | pure substances that cannot be separated into simpler substances by ordinary chemical processes |
compounds | two or more elements chemically combined |
organic compounds | compound found in living things that contain the element carbon |
carbohydrates | energy-rich substances found in foods such as vegetables, cereal grains,and photosynthesis |
fats | substance that supplies the body with energy and also helps support and cushion the vital organs in the body |
oils | energy-rich compound that is liquid at room tempature |
proteins | substances used to build and repair cells; made up of amino acids |
amino acids | building block of protein |
enzyme | chemical substances that helps control chemical reactions |
nucleic acids | large, organic compound that stores information that helps the body make the proteins that it needs; DNA or RNA |
DNA | nucleic acid that stores information needed to build proteins and carries genetic information about an orginism |
RNA | nucleic acid that "reads" the genetic information carried by DNA and guides the protein-making process |
Created by:
BellaG
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