Answer by Shania60. Confidence votes 21. the function of a muscle cell is, by definition, to move. this can be accomplished when the cell contracts. contracting makes it denser, which is why when you feel a relaxed muscle in your arm suddenly tense up, it hardens.nswer by Shania60. Confidence votes 21. the function of a muscle cell is, by definition, to move. this can be accomplished when the cell contracts. contracting makes it denser, which is why when you feel a relaxed muscle in your arm suddenly tense up, it hardens.
Cobwebs and spider webs are different things. Spiderwebs are spun from their silk, and you will usuallysee the spider at home in the web. Cobwebs are a mixture of dust and whatever glues the dust together-sorry-I can't be more specific on that part.
Cob is an English term attested to around year 1600 for an ancient building material that has been used for building since prehistoric times. The etymology of cob and cobbing is unclear but in several tenses means to beat or strike which is how cob material is applied to a wall.Some of the oldest man-made structures in Afghanistan are composed of rammed earth and cob.ob is an English term attested to around year 1600 for an ancient building material that has been used for building since prehistoric times. The etymology of cob and cobbing is unclear but in several tenses means to beat or strike which is how cob material is applied to a wall.