Cell Membrane Proteins

Question 1

What are function of peripheral proteins

Answer 1

Provides mechanical support and is an anchor for integral protiens

Question 2

What are functions of integral proteins

Answer 2

Based on their function, integral proteins can form transport proteins, enzymes, receptors

Question 3

What are transport proteins

Answer 3

Transports substances across membranes, includes pores, channels and carriers

Question 4

What are the function of adenyl cyclase

Answer 4

It is an enzyme that catalyses the conversion of ATP to cAMP

Question 5

What is the function of phopholipase C

Answer 5

catalyses the conversion of PIP2 to IP3

Question 6

What are cell some cell adhesion molecules

Answer 6

They include integrins,cadherins,immunoglobins

Question 7

What are the functions of cell adhesion molecules

Answer 7

They are involved in growth, differentiation, locomotion, wound repair and embryonic development

Question 8

Explain the glycoproteins involved in cell to cell recognition

Answer 8

Distinguish one cell from anyone elses and help in identification which are recognised by other cells

Question 9

What is MHC

Answer 9

MHC is a cell surface protein that helps the immune system to recognize foreign particles

Question 10

What are some functions of MHC molecules

Answer 10

-MHC bind to antigens of pathogens and display them on cell surface for recognition by T lymphocytes
-Determines how compatible two donors are for a transplant
-how susceptible a person is to autoimmune diseases