Weegy: A hypotonic solution occurs when the solute concentration outside of the cell is higher than the solute concentration inside the cell. User: Most cells have an electrical potential difference of between –40 and _______ millivolts. Weegy: Most cells have an electrical potential difference of between -40 and -70 millivolts. User: _______ is a determining force in water movement, and causes water to move from areas of high water concentration to low water concentration. Weegy: Osmotic flow is a determining force in water movement, and causes water to move from areas of high water concentration to low water concentration. User: In most cells, there are more ______ molecules inside the cell and more sodium molecules outside the cell. Weegy: In most cells, there are more water molecules inside the cell and more sodium molecules outside the cell. User: A/An _______ exists when different concentrations of a substance exist on either side of a membrane. Weegy: A molecule exists when different concentrations of a substance exist on either side of a membrane. User: What's an electrochemical gradient? (More)

Weegy: Light-dependent reactions take place in the chlorophyll-containing Thylakoid membrane. (More)

Weegy: ATP exists as a chain of carbon atoms with phosphate groups attached to it. User: _______ molecules present in chloroplasts are split to release oxygen atoms, electrons, and free hydrogen ions. Weegy: WATER molecules present in chloroplasts are split to release oxygen atoms, electrons, and free hydrogen ions. User: _______ is the process by which phosphate groups get cleaved off of ATP. Weegy: Phosphorylation is the process by which phosphate groups get cleaved off of ATP. User: _______ use the substances in the environment around them to obtain nutrition. Weegy: Fungi use the substances in the environment around them to obtain nutrition. User: Light-independent reactions use ATP and NADPH to convert carbon dioxide into _______. (More)