There are guard cells surrounding each stoma that cause them to open or close throughout the life cycle of the plant. This occurs in response to water and ions concentration in the plant cell.
I believe the answer you're looking for is Evolution.
The decrease in reproductive function.
Explanation:
For a couple attempting to have a child, having at least two miscarriages may be a sign of an chromosomal abnormality.
Hi btw
Answer: A. is a measure of energy
Explanation:
Heat is one of the easiest forms of energy that man can detect in your environment because we have the sensation of cold, hot, sweat, drink liquids when we feel hot, see the engine of a car heat up, take a bath of water heated by an electric shower or a boiler, etc.
Heat transfer occurs until the moment bodies reach the same temperature (thermal equilibrium). Heat is the energy transferred between a system and its surroundings because of the differences in temperatures.