Living Things

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What do scientists call single-celled organisms?

unicellular
________________________means organisms that are composed of many cells.

multicellular
The mistaken idea that living things arise from nonliving sources is called________.

spontaneous generation
_________________is the process of change that occurs during an organism's
life to produce a more complex organism.

Development
Living things are called ______________.

organisms
A _______________________is a tool used by scientists that uses lenses to magnify small objects.

microscope
A ______________is a change in an organism's surroundings that causes the organism to react.

stimulus
The cells of organisms use _________to do what living things must do, such as grow and repair injured parts.

energy
_________________are a cells energy source.

Carbohydrates
A ______is the basic unit of structure and function in an organism.

cell
Living things share six characteristics. What are the six characteristics?
- 1. cellular organization
- 2. contain similar chemicals
- 3. use energy
- 4. grow and develop
- 5. respond to their surroundings
- 6. reproduce
What are the four needs of living things?
- 1. food (energy)
- 2. water
- 3. living space
- 4. stable internal conditions
What means getting bigger?

growth

Author

247073

Card Set

Living Things

Description

Living Things Chapter 1, section 1

Updated

2013-11-15T18:22:45Z

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