Plant Structures


Problems

Problem : Describe the basic structure of a leaf.


Problem : Describe the mechanism of the guard cells. How are they necessary to the stomata and to the leaf?


Problem : What gases pass in and out of the stomata?


Problem : What is transpiration? How does the plant make up for it?


Problem : What is the purpose of the moist outer membranes of mesophyll cells?


Take a Study Break

Green YOUR SCHOOL!

Click here to get involved with dosomething.org!

John Krasinski's BIG MIRACLE

Click to watch the trailer and read exclusive star interviews!

Do you like Anna?

Read Dear Albert... from ANNA's perspective!

BATTLESHIP, the movie

Here's why we're super jazzed about it.

Do energy juices actually work?

Our blogger puts 'em to the test!


The Book

Cover image

Read What You Love, Anywhere You Like

Get Our FREE NOOK Reading Apps