Answer:
bottom one Ww .top right ww ,bottom right ww
Explanation:
It gives each organelle in the cell its own specific function
Answer:
rebar
is gridwork of steel rods
Explanation:
Reinforced concrete is one important component of skyscrapers. It consists of concrete (a mixture of water, cement powder, and aggregate consisting of gravel or sand) poured around a gridwork of steel rods (called rebar) that will strengthen the dried concrete against bending motion caused by the wind.
Answer:
petroleum, a fossil fuel, is extracted from the earth and mechanically transformed into fibers for clothing.
Explanation:
synthetic materials, like polyester, nylon and acrylic, don't exist naturally but are made in factories. Synthetics are created through an industrial manufacturing process in which