题目内容

Which energy is the highest? ( )

A. 3,2,+1
B. 3,1,0
C. 3,1,-1
D. 4,2,0

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Microtubules function in cells

A. as structural supports, maintaining the shape of the cell
B. participate in cell division
C. as a part of the system that causes movement in cilia and flagella
D. all of the above

Proteins are polymers of

A. amino acids
B. carbohydrates
C. nucleic acids
D. lipids

Which organelle contains DNA?

A. lysosome
B. mitochondrion
C. Golgi body
D. ER

Which one of the following matches is INCORRECT? ()

A. Golgi apparatus -protein synthesis
B. peroxisome -fatty acid breakdown
C. nuclear pores -RNA transport
D. lysosome -digestion of macromolecules

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