HIV spikes attach to CD4+ receptors found on
A) T helper cells.
B) macrophages.
C) dendritic cells.
D) T helper cells and macrophages.
E) T helper cells, macrophages, and dendritic cells.
E
Biology & Microbiology
You might also like to view...
The dominance of what species in upper intertidal zones is an indication of heavy wave action?
a. Barnacles b. Periwinkles c. Mussels d. Limpets
Biology & Microbiology
After cell division, some cells become differentiated. This means that they
A. become different shapes. B. become different sizes. C. perform different functions. D. become different in all these ways.
Biology & Microbiology
Stems and roots grow in length by the addition of new cells produced in
A. companion cells B. apical meristems C. leaves D. dermal tissue
Biology & Microbiology
Saltwater fish lose water by osmosis.
a. true b. false
Biology & Microbiology