At what position if the earth in its orbit is it summertime in the northern hemisphere?

position 1
position 2
position 3
position 4

i think it is position 1 but idk

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

All eukaryotic cells contain small bodies called

Hormones that bind to plasma proteins