Answer:
hydrogen gas dominated earth's first atmosphere?
<span>A: food chain
</span><span>In many functions of a living organism, it cannot make its own energy. It uses energy from its environment, retrieves and converts into a usable and edible matter. Organisms that can do this process is the autotrophs, they can facilitate photosynthesis which they gather energy from the sun, water and carbon dioxide in order to create energy by then, the transfer of this energy to other organism is played by the food chain –food web. </span>
Answer:
Sweating is under the control of the sympathetic nervous system, which orchestrates the body's reaction to stressful situations and emergencies. The sympathetic nervous system activates the sweat glands through the chemical messenger acetylcholine.
Answer:
A constructive relationship is a relationship characterized by flexibility of role, mutual concern for members needs, as well as other factors. So in a constructive relationship, the people involved are concerned with one another's needs. It's not just self-centered, the person's own needs.