Due in 2 hours , best answer gets ! you have to be able to suggest the job of an unknown cell based on it's structure. in order to facilitate this you need to revise ks3 learning on cell structure. find an electron-micrograph of the following cells. explain how their structure their function: red blood cell; muscle cell; neurone; palisade cell; root hair cell.

Its biconcave shape maximizes the surface to increase the efficiency of oxygen absorption. Its shape also allows it to "pinch" through the capillaries around the body. Red blood cells do not have a nucleus, which increases the oxygen capacity. sorry it took so long for an answer hope you get a good grade!

the correct answer is(the type of energy described here is potential energy.)

explanation: now if the person holding the bow and arrow has now let go. the arrow shoots forward toward its target. the   type of energy then becomes