Why must allele frequencies in a gene pool always add up
to 100 percent?

Substances effect: partially blocks (h+)/pyruvate symporter, interfering with the transport of pyruvate into the mitochondria. will this make the body lose or gain weight?

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?