题目内容

A cell has 4 chromosomes. After mitotic cell division the number of chromosomes in the daughter cell would be __________. ()

A. 8
B. 4
C. 16
D. 32

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The predominant components of the lipid bilayer in biomembranes are ()

A. Lipoproteins
B. Glycolipids
C. Phospholipids
D. Glycerols

Which cellular component can NOT be seen with the light compound microscope? ()

A. DNA
B. cell wall
C. nucleus
D. cytoplasm

Which of these organelles is NOT associated with the production of proteins in a cell?()

A. Ribosomes
B. .Smooth endoplasmic reticulum (SER)
C. .Rough endoplasmic reticulum (RER)
D. .Golgi apparatus

Whether a molecule can cross the plasma membrane depends upon ()

A. the size of the molecule
B. the shape of the molecule
C. the chemical properties of the molecule
D. all of the above

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