What is the main function of the structure that is identified as A in the picture above? It anchors the plant.
It produces food.
It absorbs nutrients.
It supports the plant.

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

For an animal living a diplontic cycle, meiosis is limited to: producing gametes producing growth fertilization development of the zygote

What is the difference between hypothesis, theories, laws, and observations?