(1) they keep toxic substances out of the cell;
(2) they contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles and between the cell and the outside environment;
(3) they separate vital but incompatible metabolic processes conducted within organelles.
The sun.........................................................
Answer:
Osmosis is the diffusion of water molecules, from a region of higher concentration to a region of lower concentration, through a partially permeable membrane. A dilute solution contains a high concentration of water molecules, while a concentrated solution contains a low concentration of water molecules.
Explanation:
Answer:
Prodromal
Explanation:
Prodromal are the early signs which indicates an onset of disease.
When a pathogen enters the body and continues to multiply. The host organism will start experiencing general signs and symptoms of disease. This is as a result of the activation of the immune system. The early symptoms include fever, soreness, inflammation or swellings.
Lynette is experiencing Prodromal immune response.