The spread of matter causing a concentration of energy.
the concentration of solutes is the same every where
the concentration of solutes is the same every where
Some reactions give off heat (exothermic), others absorb heat (endothermic). All reactions increase entropy.
Boiling - when the liquid is heated to a gas. Evaporating - when the air temperature is hotter than the surface of the liquid so the water turns into water vapor or a gas.
Three sodium ions are moved out of the cell for every ATP hydrolyzed by the pump. At the same time, two potassium ions are moved into the cell.
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Water cycle is a continuous process. It occurs every time.
Every part of the rock cycle is natural.
There is a vote to decide if it passes or not
There are several processes that go on in every cell so you need to be more specific. Mitosis goes on in most cells while Meiosis occurs in sex cells. You can say protein synthesis or DNA replication occurs in every cell. It's a very vague question.
The process of the reversal of the Earth's magnetic poles is called a magnetic flip. This occurs every 4 or 5 times per million years.
Every 4 years
The letter M.
Biweekly occurs every other week (e.g., every two weeks). Bimonthly occurs two times a month. Essentially it is the same thing, but there is a fine difference.
One in every two times.
20 seconds
Because of the process of crossing over that occurs during prophase I, and also because the child inherits half of its chromosomes from its mother and half from its father.