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Pre-Test
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1
Organisms/living things are best defined by their ability to _____.
A)respond to stimuli
B)reproduce
C)have adaptations
D)All of these are correct.
2
Homeostasis is _____.
A)balancing internal and external conditions
B)wild fluctuations in internal conditions
C)the transformation of the Sun's energy into organic molecules
D)the maintenance of internal conditions within certain limits
3
The instructions for the organization and metabolism of living things are encoded in the _____.
A)genes
B)plasma membrane
C)cell wall
D)ribosomes
4
The great diversity of life forms is the result of _____.
A)adaptations to different environments
B)descent from a common ancestor
C)both 1 and 2
5
The first step in the scientific method is _____.
A)make conclusions
B)make observations and consider previous data
C)formulate a hypothesis
D)test a related hypothesis





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