Plant and Animal Cells：練習問題

Which of the following structures is found in a typical plant cell but not in a typical animal cell?

A specific organelle was observed under an electron microscope to be composed of a stack of flattened, membrane-bound sacs. It was noted that vesicles were seen budding off from its edges.

Which of the following describes the primary function of this organelle in a secretory cell?

A researcher extracts an organelle from a plant cell. Upon biochemical analysis, the organelle is found to contain high concentrations of chlorophyll and enzymes related to carbon fixation.

In which of the following cells would this organelle be found in the highest abundance?

What is the primary function of mitochondria in a cell?

In a laboratory investigation, a researcher treats cultured mammalian cells with a substance that disrupts the function of the Golgi body.

Which process will be most directly impaired in these cells?

In a typical plant cell, what is the primary role of the cell wall?

Compare the structural differences between vacuoles found in a typical mesophyll cell of a leaf and those found in a human cheek cell.

In a laboratory experiment, a cell's ribosomes are deactivated. Predict and justify the immediate effect this would have on the cell's ability to maintain its cell membrane structure.