Answer:
Humoral immunity protects the body against extracellular pathogens and their toxins. Cell-mediated immunity protects the body against intracellular pathogens. Recognises pathogens in circulating in blood or lymph.
celluler immunity is very specific compared with humoral
Explanation:
Many factors can affect the rate of diffusion , including , but not limited to , concentration gradient , size of the particles that are diffusing , and temperature of the systems , diffusion of substances in and out of cells is mediated by the plasma membrane .
populations were prevented from interbreeding by geographic isolation
Cellular Respiration
Explanation:
For something to be living it doesn't need to be a cell or do photosynthesis. Cellular Respiration is the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities
The answer is Disaccharide
