Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


waxy water barrier

palisade layer

were most photosynthetic occurs

spongy layer

some photosynthesis occurs here as well as gas exchange

guard cell

controls stoma


carbon dioxide enters O2 and water vapor exit

air space

site of gas exchange

vascular bundle

were transport occurs


transports food made during photosynthesis from the leaves to the rest of the plants

lower epidermis


upper epidermis



transport water and nutrients from the roots to the top of the plant

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording