Answer: so the cycle of energy in the earth all depends on the different types of tropic levels in the ecosystem, or maybe even the use of solar power.
The plants as well they have energy in them that spreads to the earth. The photosynthesis process also helps it go through it
Explanation:
The structure being described is the tricuspid valve.The right atrium is one of the two atria of the heart which function by receiving blood entering the heart, it is located to the right of the left atrium and superior to the much larger and more muscular right ventricle. Between the right atrium and right ventricle is a one way valve known as the tricuspid valve.
It is muscle and nerve tissue
No organism is always the first step, except in a wide sense, plants. In the water, plankton is found in first but whereas on land, plants or seeds are eaten first.
Hope it helped!! :)
Broken down by the acids in your stomach