Aforest fire destroyed large tracts of forest in california. however, within a few years, the forest regenerated and will soon return to its original state. what is the reason the forest is able to regenerate? primary succession, secondary succession, human intervention, existence of microclimates

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.