Which statement describes a function of the hormone estrogen

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

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

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from