Answer to Question 1
Cytotoxic T cells attack and destroy body cells infected with viruses or intracellular bacteria. They can also attach cancer cells. Delayed hypersensitivity cells respond to foreign antigens processed by macrophages or similar cells by accumulating at the site of the antigenic material, where they secrete a variety of lymphokines that attract macrophages, activate them, and stimulate them to secrete additional cytokines.
Answer to Question 2
Hyperplasia: increase in cell size with an increase in cell number
Hypertrophy: increase in cell size without an increase in cell number
Types of plastids
The three types of cytoskeletal filaments
Types of opioid receptors.
The macula densa and the juxtaglomerular (JG) cells. Osmoreceptors in the macula densa sense low ...
Semipermanent Pressure Cells
Examples of the Types of Cards Used in a Test of Inductive Reasoning