Cells And Cells Transport Question Preview (ID: 26946)
Unit 3.
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Who was the first person to identify cells?
a) Robert Hooke
b) Anton Van Leeuwenhoek
c) Schleiden
d) Virchow
The thin flexible layer around a cell
a) cell wall
b) cytoplasm
c) Cell membrane
d) Golgi apparatus
Prokaryotes Lack:
a) ribosomes
b) a nucleus and membrane bound organelles
c) DNA
d) plasma membrane
Which of the following contain a nucleus?
a) Eukaryotes
b) Prokaryotes
c) Bacteria
d) organelles
The main function of the cell wall is to
a) extra layer of support and protect the cell
b) store DNA
c) direct activities of the cell
d) help the cell move
Which of the following is a function of the nucleus?
a) Stores DNA
b) direct the cell activities
c) contains the information needed to make proteins
d) All of the above
Which of the following is a function of the cytoskeleton?
a) Helps the cell keep its shape
b) control center of the cell
c) helps make proteins
d) chromatin
Which organelle would you expect to only find in plant cells?
a) Mitochondrion
b) Chloroplast
c) Ribosomes
d) Nucleus
The diffusion of water across a selectively permeable membrane is called:
a) active transport
b) Osmosis
c) Endocytosis
d) Exocytosis
What is the function of the mitochondria?
a) Powerhouse of the cell
b) secretes waste
c) Site of photosynthesis
d) None of the above
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