Characteristics of Organisms
Characteristics of Organisms
Life Processes
Life Processes
Cell Theory
100
Another name for living things
What are organisms?
100
The ability of an organism to maintain a steady internal state
What is homeostasis?
100
The use of nutrients by an organism
What is nutrition?
100
The process that breaks large food molecules into forms that can be used by the cell
What is digestion?
100
This is the structural and functional unit of all organisms
What is a cell?
200
An organism is made up of these that can sometimes organize into complex structures; an organism can be made up of one or many of these
What are cells?
200
This type of reproduction occurs when two organisms create offspring
What is sexual reproduction?
200
The ability of a cell to take in nutrients, water, gases, and other substances from its surrondings
What is absorption?
200
The movement of nutrients, water, gases, and other substances into and out of the cell
What is transport?
200
These are small, specialized cellular sub-units separated from the rest of the cell by a membrane
What are organelles?
300
Organisms respond to these in the environment
What are stimulus?
300
This is when organisms become specially suited to a particular environment
What is adaptation?
300
The release of substances from a cell
What is secretion?
300
The ability of the cell to rid itself of waste products
What is excretion?
300
Cell theory states that all living things are made of these
What are cells?
400
These are reactions to stimuli in the environment
What are responses?
400
This type of reproduction occurs when one organism is capable of creating offspring by itself
What is asexual reproduction?
400
The ability of a cell to react to stimuli from its environment
What is response?
400
The cellular process in which a plant makes food from water and carbon dioxide, using energy from the sun
What is photosynthesis?
400
The cell theory states that all cells come from these
What are other living cells of the same kind?
500
This may be characterized by an increase in size, the development of new physical structures, or the refinement of reasoning or behavior
What is growth?
500
This is the sum of all chemical reactions associated with obtaining and using energy within a cell or organism
What is metabolism?
500
The process of fission in which one cell divides to form two identical new cells
What is reproduction?
500
The release of energy from chemical breakdown of compounds within the cell
What is respiration?
500
The cell theory states that cells are the basic units of these
What are all living things?
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