Answer:
CD4 on the surface of helper T-cells.
Explanation:
MHC class II ( major histocompatibility complex) molecules are processed from the exogenous source. The presentation of antigen on cells are important for the adaptive immune response.
MHC class II interact with CD 4 present on the surface of T helper cells. This interaction is important for the generation of an immune response. Helper T cells can release cytokines and can perform phagocytosis.
Thus, the correct answer is option (C).
<span>This principle, or thought process, is that in basic sports fitness programs, all athletes training to continuously improve must always work harder an harder as their bodies become more used to their existing work out routines.</span>
Food that has been subjected to the salivia and the many digestive juices of the GI tract is called Bolus.
Ok so this is biology well vegitation is certain plants well the plant in its inside have certain medicines that cant be used on humans or animal
*rocks
*Trees
those are what that medicine can go to well on sediment that medicine causes the sedeiment to slow goes sediment can break and kinda disolve like type well that medicineslows it down and keeps sedement longer teachers rteach what they think if u feel i did something wrong please let me know and i can do more research
• Which disinfectant kills the most bacteria
• How much bacteria is transfered to your hand when you touch a tap, door, etc.
• Who has more bacteria, males or females