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DSMS Living Things

Characteristics of Living Things

WordMeaning
cell The basic structure of life that makes up living things.
unicellular Organism made of only one cell.
multicellular Organism made of more than one cell.
stimulus Something that causes a response in an organism.
homeostasis The maintenance of a stable internal environment.
sexual reproduction reproduction in which sex cells unite to produce offspring.
asexual reproduction Reproduction that does not involve the union of sex cells and in which one parent produces offspring that are genetically identical to the parent.
metabolism The sum of all chemical processes that occur in an organism.
producer An organism that can make its own food by using energy from its surroundings.
decomposer An organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients.
consumer An organism that eats other organisms or organic matter.
protein A 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.
carbohydrate A class of molecule that includes sugars, starches, and fiber; contains carbon, hydrogen, and oxygen.
lipid A fat molecule or molecule that has similar properties; examples include oils, waxes, and steroids.
ATP Adenosine TriPhosphate, a molecule that acts as the main energy source for cell processes.
nucleic acid a molecule made up of subunits called nucleotides.
6 Characteristics of Living Things Cells, DNA, use Energy, Reproduce, Grow & Develop, Sense & Respond to Change
4 Needs of Living Things food, water, air, a place to live
Created by: csimpson
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