4. Place the following events in order for the activation process of our T Cells and B Cells 1.
2.
3.
4.
5.

T Cells secrete cytokines
T Cells become activated
Antibodies get secreted
Cell displays antigen on its surface
B Cells become activated

h let me think

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.

distance, luminosity, brightness, radius, chemical composition, and temperature