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.
First, there's the cost of the machine. Recently, marketing professor Eric Anderson at Northwestern University's Kellogg School of Management noted that in 2002, the average coffee maker cost $35. Today it's still easy to find a basic coffee maker for that price, or even $20 or $25. By 2013, however, the average coffee maker purchase price hit around $90, partly due to the spread of pricey single-pod brewers from Keurig (the K in K-Cups), Nespresso, and others.