Answer:
Explanation:
The materials that are useful are bamboo, plastic, steel, concrete, fabric , textiles, stones, brick, repurposed wood e.t.c.
Materials become useful, when those that uses it use it right and to achieve a specific purposes base on the properties the materials poseses.
The materials that are harmful include asbestos, Mercury containing devices, lead based paints, household hazardous waste, light system, mold, refrigerant containing system.
Materials become harmful when they contain substances or properties that is dangerous or can harm human beings and cause damage to cells.
The color blindness would be from his mother, since it is located in the X chromosome, and since his father is not color blind, and he only has one X chromosome, it could not come from him, but since the trait is recessive in women (meaning that it is covered up by a capital X) it means his mother could have the trait in one of her chromosomes, but not the other. Unfortunately Bob got the short end of the stick and got the chromosome with color blindness, and since men only have one X chromosome, it is dominant in men, leaving Bob with color blindness.
Answer:
During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. ... This transforms the water into oxygen and the carbon dioxide into glucose. The plant then releases the oxygen back into the air, and stores energy within the glucose molecules.
Explanation:
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Cells need water and without water they wont function right