Answer
Practices that can support a circular economy are;
• Ensuring there is high efficiency in use of available resources
• Cutting down the wastes production
• Practicing maximum recycling of wastes
• Using other business models such as focusing on changing consumer behaviors
Explanation
A circular economy is one that focuses more on changing the consumer behavior of using activities that consumes the scarce resourcesto developing a design from waste system which will have positive outcomes to the society. For example , moving towards embracing renewable energy resources through keeping goods and material in use, continuous generation of natural systems and designing out wastes and pollution.
Because their is a black substance maybe a black hole
In the case of chronic bronchitis or chronic inflammation of the airways, cyanosis or the bluish discoloration of the skin results from the reduced levels of oxygen in the blood. With reduced oxygen levels, the blood in the arteries will not be bright red in color but rather be brownish just like venous blood and this reflects in the skin as bluish in color.
I think that the correct statement is:
<span>C. A decrease in p27 protein causes a nondividing cell to resume division.
To make the choices correct,
Choice A - replace nucleotide with protein
Choice B - replace carbohydrates with protein
Choice E - replace animal with plant</span>