Do boys balls float when their in a pool? or do they squeeze in bc they hate the cold? Legitimate question.

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

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

What can happen to an enzyme as tempature rises