T cell receptor, Cytotoxic T Cell, CD4, Antigen, Bacterium,
B – cell, Cell mediated response, Class II MHC, Cytokines, and Humoral Response
are the components for the activation of a helper t cell by a dendritic cell.
It sounds like you may be looking for Peridotite, which is a type of ultramafic igneous rock that contain olivine as their main mineral in combination with <span>pyroxenes and amphiboles. I hope this helps! </span>
Chimpanzees are more closely related while orangutans are the least closely related of the apes. Gorillas are in the middle of the two.
1) Atmospheric Carbon Dioxide.
Trees are an important part to this planet because they take the carbon dioxide out of the air and convert it to oxygen. When deforestation occurs, there are less trees to do this, resulting in more carbon dioxide in the air.
Hope this helps!!! Can I get Brainliest? :)
