Answer:
The amount of energy at each trophic level decreases as it moves through an ecosystem. As little as 10 percent of the energy at any trophic level is transferred to the next level; the rest is lost largely through metabolic processes as heat.
Explanation:
The correct is the first answer.
Answer:There are four steps in the digestion process: ingestion, the mechanical and chemical breakdown of food, nutrient absorption, and elimination of indigestible food.
Explanation:
As epithelial makes the outer covering of all the organs and skin is also made of epithelial...so to be sure that it does not get depleted or destroyed due to friction and other external cause ...it should be highly generative !
Using the standard genogram symbols, the maternal grandmother should be represented with a circle. The nurse should draw a circle with an X symbol and 69 on the center. The year of birth and death should be denoted on top of the circle. The children, grandchildren and the husband should be connected to the grandmother's symbol.
