Which Is a Correct Association of Protein Types

question 43

Multiple Choice

Which is a correct association of protein types?

• A) carrier proteins-provide a channel for substances to move across a membrane
• B) cell recognition proteins-allow a specific molecule to bind to it and may cause a cell response
• C) channel proteins-combine with a substance to help it move across a membrane
• D) receptor proteins-variations in these proteins cause tissue transplant rejection
• E) enzymatic proteins-carry out metabolic reactions directly