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Pre-Test
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1
Which statement(s) is/are true?
A)Leeuwenhoek viewed little creatures and called them animalcules.
B)Hooke named the cell after the cubicles in a monastery.
C)Schleiden and Schwann stated theories about the cell being the fundamental units of life for plants and animals respectively.
D)All of the above.
2
Which of the following moves molecules from an area of low concentration to an area of high concentration?
A)osmosis
B)facilitated diffusion
C)active transport
D)all of the above
3
Which one of the following is NOT composed of membrane?
A)mitochondria
B)centrioles
C)chloroplasts
D)Golgi bodies
4
Which of the following is not a component of a noneukaryotic cell?
A)ribosomes
B)chloroplast
C)plasma membrane
D)chromatin
5
Protein molecules are required for
A)osmosis.
B)active transport and facilitated diffusion.
C)diffusion.
D)concentration gradients.





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