Answer:
There are 3 main types of T cells: cytotoxic, helper, and regulatory. Each of them has a different role in the immune response. Cytotoxic T cells (Tc cells) have a co-receptor called CD8 on their cell surface. CD8 partners with the T cell receptor and with MHC class I molecules, acting as a sort of bridge.
Explanation:
Resting Heart Rate is:
c)
Number of contractions of the heart that occur in a one minute when your body is at rest.
Infertility, impotence and sexually transmitted infections
Hii!! I believe the answer might be D. Line marked for a 1st down. I hope this helps!! (:
The liver, lymph nodes and bone marrow would all work together to do the spleens job.
