Describe CD markers
A) T cell plasma membranes contain cluster of differentiation (CD) proteins involved in antigen recognition.
B) B cell plasma membranes contain cluster of differentiation (CD) proteins involved in antigen recognition.
C) NK cell plasma membranes contain cluster of differentiation (CD) proteins involved in antigen recognition.
D) T cells contain cloning and division (CD) proteins in the cytoplasm to allow them to activate and clone after an exposure to an antigen.
E) B cells contain cloning and division (CD) proteins in the cytoplasm to allow them to activate and clone after an exposure to an antigen.
Answer: A
You might also like to view...
________ hormone promotes the retention of water and decreases volume of urine.
Fill in the blank(s) with the appropriate word(s).
The volume of blood ejected from each ventricle during a contraction is called the
a. end-diastolic volume. b. end-systolic volume. c. stroke volume. d. cardiac output. e. cardiac reserve.
Most of the DNA in the human genome encodes protein.
Answer the following statement true (T) or false (F)
A decrease in plasma osmolality would increase ________.
A. ADH production B. renin production C. plasma Na+ levels D. thirst E. urine production