(3rd ed.) Page 1BIO 100 LAB SIGN OFF PAGE - UNIT 4Name ___________________________Please staple all of your lab pages for this Unit together with this page as the top. You will use this page to get your Labs for Unit 4 signed off by the Biology Learning Center staff. You need to have all of the following steps initialed by a staff member before you will be allowed to take theUnit 4 Exam.After you have obtained all of your sign offs for this Unit, be sure that a BLC staff member indicates on your Lab Card that you are OK to take the Unit 4 Exam. Also, keep this sign off page, along with your completed lab worksheets, as proof of your lab completion. If your Lab Card indicates that you have not completed the required Labs for this Unit, and you feel that you have, it is up to you to provide proof that you have indeed done the Labs. Keep this page!___________ Unit 4, Step 2A (Microscope - Leaves and Stomata)*BLC Staff: After the student receives his/her last initial on this page, please record that he/she has completed the required lab signoffs for this unit.NOTE: DO NOT ATTEMPT THIS LAB UNTIL AFTER YOU HAVE READ THE TEXTBOOK CHAPTER AND VIEWED THE CORRESPONDING STUDY GUIDE!Page 2 of 2THEY PROVIDE THE NECESSARY BACKGROUND INFORMATION.Unit 4, STEP 2A: Leaves and Stomata lab This lab must be done in the Biology Learning Center. The instructions are located in Unit 4, Step 2A, of the BIO 100 Course Website. After you complete this lab, take your results to the front desk in the Biology Learning Center for a sign off (you will be prompted when to do so).To begin, go to Biology 100 Course Website, click on the Unit 4 link on the Course Content page,scroll down to find Step 2, and then click on the link to the “Leaves and Stomata” lab instructions. Follow the instructions on the website and fill in all of the required information on your worksheets as you complete the lab. Using the microscope, record your observations about the numbers of stomata in one microscope field.top surface: bottom surface: total magnification: _______________________________________________________ State the two major functions of stomata:a b. AFTER YOU HAVE COMPLETED THIS LAB ACTIVITY, LEAVE YOUR MICROSCOPE FOCUSED ON THE STOMATA, AND BRING YOUR WORKSHEETS TO THE FRONT DESK FOR A SIGN OFF BY A STAFF MEMBER. (THE STAFF MEMBER WILL LOOK AT YOUR MICROSCOPE)(Unit 4, Step 2A)Copyright© 2010. Robert Wakefield. All rights reserved. To request permission to use materials contained on this website please send an email to Robert Wakefield at
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