(g) \\ 1 + 3 = 4~molecules && 2~molecules \end{array}\) If the pressure is increased, the equilibrium position moves to the right. The concentration of hydrochloric acid can be increased by adding ...

Although the patterns predicted by punctuated equilibrium have been observed in at least some cases, debate continues over how frequently this model of evolutionary change occurs -- is it the norm ...

Similarly, natural selection and nonrandom mating disrupt the Hardy-Weinberg equilibrium because they result in changes in gene frequencies. This occurs because certain alleles help or harm the ...