Structures and behaviors that increase an organism's fitness level and there by allow them to survive and reproduce are known ad A. natural selection
B. adaptations
C. Artificial selection

did you mean: energy is defined ashyperactivitya caloric measurementthe ability to move matterthe ability to think and analyze this form of energy is called "energy in motion" or "energy of moving matter"potential energy kinetic energy electrical energy1 ptlights on a stage can be examples of all of the following forms of energy exceptelectrical energylight energythermal energysound energywhen one type of energy changes to another this is called energy energy is stored based on their position or shape this is called energy.kinetic potential sound electromagnetic

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

b. the carbon cycle ensures living things have a source of hydrogen

sorry, is there a picture? i do not see any arrows.

wut? unius0123 wut?