A chloroplast is one of three types of plastids, characterized by its high concentration of chlorophyll, the other two types, the leucoplast and the chromoplast, contain little chlorophyll and do not carry out photosynthesis.
My Total Cost: 51 cents per 8oz cup of coffee (35 cents for Coffee) + (3 cents for Filter) + (2 cents for Water and Electricity) + (11 cents for Coffeemaker ). Buying Coffee: $1.99 at Starbucks for black coffee.
1 In fact, the costs for coffee beans have been reported to rise significantly each year. 2  According to the U.S. Department of Labor, a single bag of coffee beans can cost an average of $5 per pound. 3  For instance, the Coffee Bean Direct Italian Roast retails for $35 for a 5 pound bag, which comes to $5 per pound. As of October 2012, it is revealed that the price is just about $1 per pound. 2  Overall, depending on the type of coffee bean which you would like to buy, the prices will be around $1 to $7 per pound. 3  It is also not too uncommon to see premium name-brand names go for as much as $10 to $18 per pound.