Class Notes (835,072)
Canada (508,911)
York University (35,175)
Biology (2,238)
BIOL 2021 (188)
Lecture 5

BIOL 2021 Lecture 5: L5 Chapter 11b

9 Pages
Unlock Document

BIOL 2021
Patricia Lakin- Thomas

Chapter 11 channels cont 1) Gap junctions and porins o large pores o little selectivety o find them at celltocell junctions o find them in organelletocytosol o WONT find in outside of cell bc they let lots of things in 2) Aquaporins water channels FIGURE 1119 o special pores that transport only water o block ions o found in epithelial cells of the kidney exocrine cells 3) Ion channels o Figure 1121 o Mechanism Transport inorganic ions Show ion selectivity Mechanism = form a narrow hydrophilic pore Ions pass in a single file = selective filter Conformational change to open or close NOT during transport Opens and just stays there so things can just go through fast o Energy source Passive transport
More Less

Related notes for BIOL 2021

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.