In plants, leaves contain specialized pores used for gas exchange. Each pore is formed by a pair of cells that control its closing and opening. What are these cells called?

Which of the following are true of parenchyma cells?

In which of the following leaf tissues does the most photosynthesis take place?

Which of the following can be defined as the tissue in the interior of the leaf?

Which of the following terms is best defined as the microscopic pores on the leaf?

What is the name of the structure of the leaf that attaches the leaf to the stem?

What structure in plants allows for CO2 and O2 exchange and transpiration?

The layer of cells that separates the a leaf from the environment (the outermost layer of leaf tissue) is called the __________.