In this situation, translation begins at the 5' end of the mRNA while the 3' end is still attached to DNA. In all types of cells, the ribosome is composed of two subunits: the large (50S) subunit and the small (30S) subunit (S, for svedberg unit, is a measure of sedimentation velocity and, therefore, mass).n the simplest sense, expressing a gene means manufacturing its corresponding protein, and this multilayered process has two major steps. In the first step, the information in DNA is transferred to a messenger RNA (mRNA) molecule by way of a process called transcription.
Motor Trend. The 2014 Toyota RAV4 is quite fuel-efficient by most family-vehicle standards, although if you're comparing the RAV4's numbers to those of hybrid modelsâor even some with class-leading gas mileage, you're likely to wonder why Toyota isn't in the upper echelon, as it is with the Prius.xpert Quotes: Toyota RAV4: 24/31 mpg or 26 mpg combined (FWD); 22/29 mpg or 25 mpg combined (AWD). EPA. increases of one to three miles per gallon across the board. Autoblog. More importantly, fuel economy takes priority now.
Love it so far! We've only had our Traverse for a month, but we took it on a long road trip about a week after purchase. It was reliable, comfortable, and got pretty good gas mileage ---averaged about 21-22 mpg over ... Read Full Review.