Energy flows from one animal or plant eating or getting eaten to the next anima above it. As for your translation, the crickets are eating the grass then are getting eaten by the secondary consumers and finally getting fed to the largest consumer and every time you go up in the food chain more and more energy is being passed on.
With out genes we wouldn't look, talk, or have our own option's
I would select A because cells have to divide into smaller cells depending on where they are.
C the region that codes for rna folds
i don't know if this is right i tried