Generally, the is the largest organelle in a cell. this is being graded and i cant find the answer! twenty points offered

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

Blank is a disease in which the body is unable to make eunough of the hormone insulin to breakdown sugar into energy

Which of the following mental illness does not begin during adolescence? a. post-traumatic stress disorder b. obsessive-compulsive disorder. c. schizophrenia. d. addictions